50021525554 has 64 divisors (see below), whose sum is σ = 101165137920. Its totient is φ = 17914317120.

The previous prime is 50021525527. The next prime is 50021525563. The reversal of 50021525554 is 45552512005.

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 31 ways as a sum of consecutive naturals, for example, 426207 + ... + 530749.

It is an arithmetic number, because the mean of its divisors is an integer number (1580705280).

Almost surely, 2^50021525554 is an apocalyptic number.

50021525554 is an abundant number, since it is smaller than the sum of its proper divisors (51143612366).

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

50021525554 is a wasteful number, since it uses less digits than its factorization.

50021525554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104815.

The product of its (nonzero) digits is 50000, while the sum is 34.

It can be divided in two parts, 50021 and 525554, that added together give a palindrome (575575).

The spelling of 50021525554 in words is "fifty billion, twenty-one million, five hundred twenty-five thousand, five hundred fifty-four".