264630605812 has 24 divisors (see below), whose sum is σ = 467488576800. Its totient is φ = 131066740896.

The previous prime is 264630605773. The next prime is 264630605821. The reversal of 264630605812 is 218506036462.

It is a super-2 number, since 2×264630605812² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 290887 + ... + 783502.

It is an arithmetic number, because the mean of its divisors is an integer number (19478690700).

Almost surely, 2^264630605812 is an apocalyptic number.

It is an amenable number.

264630605812 is a deficient number, since it is larger than the sum of its proper divisors (202857970988).

264630605812 is a wasteful number, since it uses less digits than its factorization.

264630605812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074975 (or 1074973 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 43.

The spelling of 264630605812 in words is "two hundred sixty-four billion, six hundred thirty million, six hundred five thousand, eight hundred twelve".