20536445951932 has 12 divisors (see below), whose sum is σ = 36774566007256. Its totient is φ = 10029427092720.

The previous prime is 20536445951929. The next prime is 20536445951947. The reversal of 20536445951932 is 23915954463502.

It is a super-2 number, since 2×20536445951932² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59698970619 + ... + 59698970962.

Almost surely, 2^{20536445951932} is an apocalyptic number.

It is an amenable number.

20536445951932 is a deficient number, since it is larger than the sum of its proper divisors (16238120055324).

20536445951932 is a wasteful number, since it uses less digits than its factorization.

20536445951932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119397941628 (or 119397941626 counting only the distinct ones).

The product of its (nonzero) digits is 34992000, while the sum is 58.

The spelling of 20536445951932 in words is "twenty trillion, five hundred thirty-six billion, four hundred forty-five million, nine hundred fifty-one thousand, nine hundred thirty-two".