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14491052015616 = 217361117811
BaseRepresentation
bin1101001011011111011000…
…0000100000000000000000
31220022022221022220222000000
43102313312000200000000
53344410133303444431
650453033012000000
73023641530540051
oct322676600400000
956268838828000
1014491052015616
114687691099a70
121760568000000
138116673343b7
1438152913a728
151a1e2b1cb9e6
hexd2df6020000

14491052015616 has 1008 divisors, whose sum is σ = 50253719066208. Its totient is φ = 4127824281600.

The previous prime is 14491052015603. The next prime is 14491052015617. The reversal of 14491052015616 is 61651025019441.

14491052015616 is a `hidden beast` number, since 1 + 4 + 4 + 9 + 1 + 0 + 5 + 20 + 1 + 5 + 616 = 666.

It is not an unprimeable number, because it can be changed into a prime (14491052015617) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 17868127851 + ... + 17868128661.

It is an arithmetic number, because the mean of its divisors is an integer number (49854880026).

Almost surely, 214491052015616 is an apocalyptic number.

14491052015616 is a gapful number since it is divisible by the number (16) 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 14491052015616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25126859533104).

14491052015616 is an abundant number, since it is smaller than the sum of its proper divisors (35762667050592).

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

14491052015616 is an frugal number, since it uses more digits than its factorization.

14491052015616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891 (or 844 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The spelling of 14491052015616 in words is "fourteen trillion, four hundred ninety-one billion, fifty-two million, fifteen thousand, six hundred sixteen".