264568612380 has 96 divisors (see below), whose sum is σ = 742954464000. Its totient is φ = 70345966080.

The previous prime is 264568612339. The next prime is 264568612393. The reversal of 264568612380 is 83216865462.

It is a congruent number.

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, 39128200 + ... + 39134960.

It is an arithmetic number, because the mean of its divisors is an integer number (7739109000).

Almost surely, 2^264568612380 is an apocalyptic number.

264568612380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264568612380 is an abundant number, since it is smaller than the sum of its proper divisors (478385851620).

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

264568612380 is a wasteful number, since it uses less digits than its factorization.

264568612380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8579 (or 8577 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 51.

The spelling of 264568612380 in words is "two hundred sixty-four billion, five hundred sixty-eight million, six hundred twelve thousand, three hundred eighty".