216607007265 has 64 divisors (see below), whose sum is σ = 390406569984. Its totient is φ = 101599200000.

The previous prime is 216607007231. The next prime is 216607007297. The reversal of 216607007265 is 562700706612.

It is not a de Polignac number, because 216607007265 - 2⁹ = 216607006753 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21022615 + ... + 21032915.

It is an arithmetic number, because the mean of its divisors is an integer number (6100102656).

Almost surely, 2^216607007265 is an apocalyptic number.

It is an amenable number.

216607007265 is a deficient number, since it is larger than the sum of its proper divisors (173799562719).

216607007265 is a wasteful number, since it uses less digits than its factorization.

216607007265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14462.

The product of its (nonzero) digits is 211680, while the sum is 42.

The spelling of 216607007265 in words is "two hundred sixteen billion, six hundred seven million, seven thousand, two hundred sixty-five".