20365652527172 has 48 divisors (see below), whose sum is σ = 36405985896000. Its totient is φ = 9965494472064.

The previous prime is 20365652527133. The next prime is 20365652527189. The reversal of 20365652527172 is 27172525656302.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 987319523 + ... + 987340149.

It is an arithmetic number, because the mean of its divisors is an integer number (758458039500).

Almost surely, 2^{20365652527172} is an apocalyptic number.

It is an amenable number.

20365652527172 is a deficient number, since it is larger than the sum of its proper divisors (16040333368828).

20365652527172 is a wasteful number, since it uses less digits than its factorization.

20365652527172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39188 (or 39186 counting only the distinct ones).

The product of its (nonzero) digits is 10584000, while the sum is 53.

The spelling of 20365652527172 in words is "twenty trillion, three hundred sixty-five billion, six hundred fifty-two million, five hundred twenty-seven thousand, one hundred seventy-two".