264628965241 has 9 divisors (see below), whose sum is σ = 269221100421. Its totient is φ = 260113892124.

The previous prime is 264628965239. The next prime is 264628965253. The reversal of 264628965241 is 142569826462.

The square root of 264628965241 is 514421.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 264628965241 - 2¹ = 264628965239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264628965281) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 30346480 + ... + 30355198.

Almost surely, 2^264628965241 is an apocalyptic number.

264628965241 is the 514421-st square number.

264628965241 is the 257211-st centered octagonal number.

It is an amenable number.

264628965241 is a deficient number, since it is larger than the sum of its proper divisors (4592135180).

264628965241 is an frugal number, since it uses more digits than its factorization.

264628965241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17556 (or 8778 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 55.

The spelling of 264628965241 in words is "two hundred sixty-four billion, six hundred twenty-eight million, nine hundred sixty-five thousand, two hundred forty-one".