12633544604 has 12 divisors (see below), whose sum is σ = 23069951184. Its totient is φ = 6042129984.

The previous prime is 12633544603. The next prime is 12633544633. The reversal of 12633544604 is 40644533621.

It is a super-2 number, since 2×12633544604² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12633544603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68660477 + ... + 68660660.

It is an arithmetic number, because the mean of its divisors is an integer number (1922495932).

Almost surely, 2^12633544604 is an apocalyptic number.

It is an amenable number.

12633544604 is a deficient number, since it is larger than the sum of its proper divisors (10436406580).

12633544604 is a wasteful number, since it uses less digits than its factorization.

12633544604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137321164 (or 137321162 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 38.

The spelling of 12633544604 in words is "twelve billion, six hundred thirty-three million, five hundred forty-four thousand, six hundred four".