12475532564 has 24 divisors (see below), whose sum is σ = 23880809568. Its totient is φ = 5655486240.

The previous prime is 12475532519. The next prime is 12475532579. The reversal of 12475532564 is 46523557421.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 363662 + ... + 396485.

It is an arithmetic number, because the mean of its divisors is an integer number (995033732).

Almost surely, 2^12475532564 is an apocalyptic number.

It is an amenable number.

12475532564 is a deficient number, since it is larger than the sum of its proper divisors (11405277004).

12475532564 is a wasteful number, since it uses less digits than its factorization.

12475532564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760535 (or 760533 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 44.

The spelling of 12475532564 in words is "twelve billion, four hundred seventy-five million, five hundred thirty-two thousand, five hundred sixty-four".