13516545155025 has 24 divisors (see below), whose sum is σ = 24378932353824. Its totient is φ = 6553476438400.

The previous prime is 13516545154979. The next prime is 13516545155051. The reversal of 13516545155025 is 52055154561531.

It is not a de Polignac number, because 13516545155025 - 2¹³ = 13516545146833 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8191844724 + ... + 8191846373.

It is an arithmetic number, because the mean of its divisors is an integer number (1015788848076).

Almost surely, 2^{13516545155025} is an apocalyptic number.

13516545155025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13516545155025 is a deficient number, since it is larger than the sum of its proper divisors (10862387198799).

13516545155025 is a wasteful number, since it uses less digits than its factorization.

13516545155025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16383691121 (or 16383691116 counting only the distinct ones).

The product of its (nonzero) digits is 2250000, while the sum is 48.

The spelling of 13516545155025 in words is "thirteen trillion, five hundred sixteen billion, five hundred forty-five million, one hundred fifty-five thousand, twenty-five".