264155464 has 32 divisors (see below), whose sum is σ = 518307840. Its totient is φ = 126057600.

The previous prime is 264155447. The next prime is 264155477. The reversal of 264155464 is 464551462.

It is a super-3 number, since 3×264155464³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 10809 + ... + 25399.

It is an arithmetic number, because the mean of its divisors is an integer number (16197120).

Almost surely, 2^264155464 is an apocalyptic number.

It is an amenable number.

264155464 is a deficient number, since it is larger than the sum of its proper divisors (254152376).

264155464 is a wasteful number, since it uses less digits than its factorization.

264155464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14701 (or 14697 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

The square root of 264155464 is about 16252.8601790577. The cubic root of 264155464 is about 641.6327645513.

The spelling of 264155464 in words is "two hundred sixty-four million, one hundred fifty-five thousand, four hundred sixty-four".