52550511401020 has 48 divisors (see below), whose sum is σ = 112754879143200. Its totient is φ = 20567500487424.

The previous prime is 52550511400991. The next prime is 52550511401117. The reversal of 52550511401020 is 2010411505525.

It is a congruent number.

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, 131400339 + ... + 131799658.

It is an arithmetic number, because the mean of its divisors is an integer number (2349059982150).

Almost surely, 2^{52550511401020} is an apocalyptic number.

It is an amenable number.

52550511401020 is an abundant number, since it is smaller than the sum of its proper divisors (60204367742180).

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

52550511401020 is a wasteful number, since it uses less digits than its factorization.

52550511401020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263200222 (or 263200220 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 31.

Adding to 52550511401020 its reverse (2010411505525), we get a palindrome (54560922906545).

The spelling of 52550511401020 in words is "fifty-two trillion, five hundred fifty billion, five hundred eleven million, four hundred one thousand, twenty".