265215116160 has 128 divisors (see below), whose sum is σ = 939303597600. Its totient is φ = 70724026368.

The previous prime is 265215116149. The next prime is 265215116171. The reversal of 265215116160 is 61611512562.

265215116160 is a `hidden beast` number, since 2 + 6 + 5 + 21 + 5 + 11 + 616 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (265215116149) and next prime (265215116171).

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7656769 + ... + 7691328.

Almost surely, 2^265215116160 is an apocalyptic number.

265215116160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

265215116160 is an abundant number, since it is smaller than the sum of its proper divisors (674088481440).

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

265215116160 is a wasteful number, since it uses less digits than its factorization.

265215116160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15348125 (or 15348107 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The spelling of 265215116160 in words is "two hundred sixty-five billion, two hundred fifteen million, one hundred sixteen thousand, one hundred sixty".