24621164972 has 12 divisors (see below), whose sum is σ = 45354777720. Its totient is φ = 11662657056.

The previous prime is 24621164969. The next prime is 24621164977. The reversal of 24621164972 is 27946112642.

It is not an unprimeable number, because it can be changed into a prime (24621164977) 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, 161981273 + ... + 161981424.

It is an arithmetic number, because the mean of its divisors is an integer number (3779564810).

Almost surely, 2^24621164972 is an apocalyptic number.

It is an amenable number.

24621164972 is a deficient number, since it is larger than the sum of its proper divisors (20733612748).

24621164972 is a wasteful number, since it uses less digits than its factorization.

24621164972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323962720 (or 323962718 counting only the distinct ones).

The product of its digits is 290304, while the sum is 44.

The spelling of 24621164972 in words is "twenty-four billion, six hundred twenty-one million, one hundred sixty-four thousand, nine hundred seventy-two".