264432311516265 has 16 divisors (see below), whose sum is σ = 423603296630208. Its totient is φ = 140860033407296.

The previous prime is 264432311516237. The next prime is 264432311516279. The reversal of 264432311516265 is 562615113234462.

It is a cyclic number.

It is not a de Polignac number, because 264432311516265 - 2¹⁰ = 264432311515241 is a prime.

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, 10658283102 + ... + 10658307911.

It is an arithmetic number, because the mean of its divisors is an integer number (26475206039388).

Almost surely, 2^{264432311516265} is an apocalyptic number.

It is an amenable number.

264432311516265 is a deficient number, since it is larger than the sum of its proper divisors (159170985113943).

264432311516265 is a wasteful number, since it uses less digits than its factorization.

264432311516265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21316591848.

The product of its digits is 6220800, while the sum is 51.

The spelling of 264432311516265 in words is "two hundred sixty-four trillion, four hundred thirty-two billion, three hundred eleven million, five hundred sixteen thousand, two hundred sixty-five".