20016536502372 has 24 divisors (see below), whose sum is σ = 46942334341056. Its totient is φ = 6638309905248.

The previous prime is 20016536502353. The next prime is 20016536502397. The reversal of 20016536502372 is 27320563561002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4233613648 + ... + 4233618375.

It is an arithmetic number, because the mean of its divisors is an integer number (1955930597544).

Almost surely, 2^{20016536502372} is an apocalyptic number.

It is an amenable number.

20016536502372 is an abundant number, since it is smaller than the sum of its proper divisors (26925797838684).

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

20016536502372 is a wasteful number, since it uses less digits than its factorization.

20016536502372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8467232227 (or 8467232225 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 42.

The spelling of 20016536502372 in words is "twenty trillion, sixteen billion, five hundred thirty-six million, five hundred two thousand, three hundred seventy-two".