76572307613121 has 16 divisors (see below), whose sum is σ = 103389179644800. Its totient is φ = 50403438315648.

The previous prime is 76572307613107. The next prime is 76572307613141. The reversal of 76572307613121 is 12131670327567.

It is not a de Polignac number, because 76572307613121 - 2¹⁹ = 76572307088833 is a prime.

It is a super-2 number, since 2×76572307613121² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (76572307613141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202058701 + ... + 202437306.

It is an arithmetic number, because the mean of its divisors is an integer number (6461823727800).

Almost surely, 2^{76572307613121} is an apocalyptic number.

It is an amenable number.

76572307613121 is a deficient number, since it is larger than the sum of its proper divisors (26816872031679).

76572307613121 is a wasteful number, since it uses less digits than its factorization.

76572307613121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404496808.

The product of its (nonzero) digits is 2222640, while the sum is 51.

The spelling of 76572307613121 in words is "seventy-six trillion, five hundred seventy-two billion, three hundred seven million, six hundred thirteen thousand, one hundred twenty-one".