264646515105345 has 32 divisors (see below), whose sum is σ = 432445251359232. Its totient is φ = 138141220995072.

The previous prime is 264646515105319. The next prime is 264646515105359. The reversal of 264646515105345 is 543501515646462.

It is not a de Polignac number, because 264646515105345 - 2⁹ = 264646515104833 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 264265089 + ... + 265264641.

It is an arithmetic number, because the mean of its divisors is an integer number (13513914104976).

Almost surely, 2^{264646515105345} is an apocalyptic number.

It is an amenable number.

264646515105345 is a deficient number, since it is larger than the sum of its proper divisors (167798736253887).

264646515105345 is a wasteful number, since it uses less digits than its factorization.

264646515105345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1375161.

The product of its (nonzero) digits is 51840000, while the sum is 57.

The spelling of 264646515105345 in words is "two hundred sixty-four trillion, six hundred forty-six billion, five hundred fifteen million, one hundred five thousand, three hundred forty-five".