20500167021882 has 16 divisors (see below), whose sum is σ = 41695254960480. Its totient is φ = 6717568854512.

The previous prime is 20500167021857. The next prime is 20500167021889. The reversal of 20500167021882 is 28812076100502.

It is not an unprimeable number, because it can be changed into a prime (20500167021889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28955037813 + ... + 28955038520.

It is an arithmetic number, because the mean of its divisors is an integer number (2605953435030).

Almost surely, 2^{20500167021882} is an apocalyptic number.

20500167021882 is an abundant number, since it is smaller than the sum of its proper divisors (21195087938598).

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

20500167021882 is a wasteful number, since it uses less digits than its factorization.

20500167021882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57910076397.

The product of its (nonzero) digits is 107520, while the sum is 42.

The spelling of 20500167021882 in words is "twenty trillion, five hundred billion, one hundred sixty-seven million, twenty-one thousand, eight hundred eighty-two".