264540426700 has 36 divisors (see below), whose sum is σ = 626239339992. Its totient is φ = 96196518400.

The previous prime is 264540426697. The next prime is 264540426701. The reversal of 264540426700 is 7624045462.

It is not an unprimeable number, because it can be changed into a prime (264540426701) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120244549 + ... + 120246748.

It is an arithmetic number, because the mean of its divisors is an integer number (17395537222).

Almost surely, 2^264540426700 is an apocalyptic number.

264540426700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264540426700 is an abundant number, since it is smaller than the sum of its proper divisors (361698913292).

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

264540426700 is a wasteful number, since it uses less digits than its factorization.

264540426700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240491322 (or 240491315 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 40.

The spelling of 264540426700 in words is "two hundred sixty-four billion, five hundred forty million, four hundred twenty-six thousand, seven hundred".