20372564102 has 16 divisors (see below), whose sum is σ = 33339725712. Its totient is φ = 9259477920.

The previous prime is 20372564077. The next prime is 20372564131. The reversal of 20372564102 is 20146527302.

20372564102 is a modest number, since divided by 564102 gives 20372 as remainder.

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, 290768 + ... + 353964.

It is an arithmetic number, because the mean of its divisors is an integer number (2083732857).

Almost surely, 2^20372564102 is an apocalyptic number.

20372564102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20372564102 is a deficient number, since it is larger than the sum of its proper divisors (12967161610).

20372564102 is a wasteful number, since it uses less digits than its factorization.

20372564102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77863.

The product of its (nonzero) digits is 20160, while the sum is 32.

The spelling of 20372564102 in words is "twenty billion, three hundred seventy-two million, five hundred sixty-four thousand, one hundred two".