264545217732 has 24 divisors (see below), whose sum is σ = 653582303136. Its totient is φ = 82994578048.

The previous prime is 264545217707. The next prime is 264545217743. The reversal of 264545217732 is 237712545462.

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, 648394938 + ... + 648395345.

It is an arithmetic number, because the mean of its divisors is an integer number (27232595964).

Almost surely, 2^264545217732 is an apocalyptic number.

It is an amenable number.

264545217732 is an abundant number, since it is smaller than the sum of its proper divisors (389037085404).

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

264545217732 is a wasteful number, since it uses less digits than its factorization.

264545217732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296790307 (or 1296790305 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 48.

The spelling of 264545217732 in words is "two hundred sixty-four billion, five hundred forty-five million, two hundred seventeen thousand, seven hundred thirty-two".