12124488564 has 60 divisors (see below), whose sum is σ = 31721600064. Its totient is φ = 4038207696.

The previous prime is 12124488559. The next prime is 12124488583. The reversal of 12124488564 is 46588442121.

12124488564 is a `hidden beast` number, since 1 + 2 + 1 + 2 + 4 + 4 + 88 + 564 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 401109 + ... + 430275.

Almost surely, 2^12124488564 is an apocalyptic number.

It is an amenable number.

12124488564 is an abundant number, since it is smaller than the sum of its proper divisors (19597111500).

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

12124488564 is a wasteful number, since it uses less digits than its factorization.

12124488564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30466 (or 30455 counting only the distinct ones).

The product of its digits is 491520, while the sum is 45.

The spelling of 12124488564 in words is "twelve billion, one hundred twenty-four million, four hundred eighty-eight thousand, five hundred sixty-four".