264956313580 has 48 divisors (see below), whose sum is σ = 636468920640. Its totient is φ = 90760197888.

The previous prime is 264956313577. The next prime is 264956313599. The reversal of 264956313580 is 85313659462.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

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, 698007 + ... + 1008526.

It is an arithmetic number, because the mean of its divisors is an integer number (13259769180).

Almost surely, 2^264956313580 is an apocalyptic number.

264956313580 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264956313580 is an abundant number, since it is smaller than the sum of its proper divisors (371512607060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264956313580 is a wasteful number, since it uses less digits than its factorization.

264956313580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1707658 (or 1707656 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 52.

The spelling of 264956313580 in words is "two hundred sixty-four billion, nine hundred fifty-six million, three hundred thirteen thousand, five hundred eighty".