264688622252 has 24 divisors (see below), whose sum is σ = 490598881920. Its totient is φ = 124522161920.

The previous prime is 264688622249. The next prime is 264688622279. The reversal of 264688622252 is 252226886462.

It is a junction number, because it is equal to n+sod(n) for n = 264688622194 and 264688622203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350999 + ... + 807822.

It is an arithmetic number, because the mean of its divisors is an integer number (20441620080).

Almost surely, 2^264688622252 is an apocalyptic number.

It is an amenable number.

264688622252 is a deficient number, since it is larger than the sum of its proper divisors (225910259668).

264688622252 is a wasteful number, since it uses less digits than its factorization.

264688622252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162201 (or 1162199 counting only the distinct ones).

The product of its digits is 8847360, while the sum is 53.

The spelling of 264688622252 in words is "two hundred sixty-four billion, six hundred eighty-eight million, six hundred twenty-two thousand, two hundred fifty-two".