20024536554 has 32 divisors (see below), whose sum is σ = 48544332480. Its totient is φ = 6068041200.

The previous prime is 20024536549. The next prime is 20024536579. The reversal of 20024536554 is 45563542002.

20024536554 is a `hidden beast` number, since 2 + 0 + 0 + 245 + 365 + 54 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

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, 16855077 + ... + 16856264.

It is an arithmetic number, because the mean of its divisors is an integer number (1517010390).

Almost surely, 2^20024536554 is an apocalyptic number.

20024536554 is an abundant number, since it is smaller than the sum of its proper divisors (28519795926).

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

20024536554 is a wasteful number, since it uses less digits than its factorization.

20024536554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33711363 (or 33711357 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The spelling of 20024536554 in words is "twenty billion, twenty-four million, five hundred thirty-six thousand, five hundred fifty-four".