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87036476468480 = 28571121714933163
BaseRepresentation
bin10011110010100011000010…
…010000110010110100000000
3102102011121100200201120221022
4103302203002100302310000
542402001200433442410
6505040001051245012
724222115011213650
oct2362430220626400
9372147320646838
1087036476468480
1125806a64a26100
129918303a49768
133974673554ab6
14176c833432360
15a0e042615455
hex4f28c2432d00

87036476468480 has 864 divisors, whose sum is σ = 277570530784512. Its totient is φ = 25507304570880.

The previous prime is 87036476468479. The next prime is 87036476468489. The reversal of 87036476468480 is 8486467463078.

87036476468480 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87036476468489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 27517063379 + ... + 27517066541.

It is an arithmetic number, because the mean of its divisors is an integer number (321262188408).

Almost surely, 287036476468480 is an apocalyptic number.

87036476468480 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 87036476468480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138785265392256).

87036476468480 is an abundant number, since it is smaller than the sum of its proper divisors (190534054316032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

87036476468480 is a wasteful number, since it uses less digits than its factorization.

87036476468480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4723 (or 4698 counting only the distinct ones).

The product of its (nonzero) digits is 1040449536, while the sum is 71.

The spelling of 87036476468480 in words is "eighty-seven trillion, thirty-six billion, four hundred seventy-six million, four hundred sixty-eight thousand, four hundred eighty".