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87485996339 = 754172307181
BaseRepresentation
bin101000101111010010…
…0100101110100110011
322100211001100002102122
41101132210211310303
52413132403340324
6104105052304455
76214661461550
oct1213644456463
9270731302378
1087485996339
1134114622a15
1214b56a7212b
13833302bb51
14433d083a27
1524207d6a5e
hex145e925d33

87485996339 has 8 divisors (see below), whose sum is σ = 100002496608. Its totient is φ = 74974121280.

The previous prime is 87485996293. The next prime is 87485996359. The reversal of 87485996339 is 93369958478.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 87485996339 - 28 = 87485996083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (87485996359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1115672 + ... + 1191509.

It is an arithmetic number, because the mean of its divisors is an integer number (12500312076).

Almost surely, 287485996339 is an apocalyptic number.

87485996339 is a deficient number, since it is larger than the sum of its proper divisors (12516500269).

87485996339 is a wasteful number, since it uses less digits than its factorization.

87485996339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2312605.

The product of its digits is 352719360, while the sum is 71.

The spelling of 87485996339 in words is "eighty-seven billion, four hundred eighty-five million, nine hundred ninety-six thousand, three hundred thirty-nine".

Divisors: 1 7 5417 37919 2307181 16150267 12497999477 87485996339