53555205500 has 24 divisors (see below), whose sum is σ = 116964569904. Its totient is φ = 21422082000.

The previous prime is 53555205497. The next prime is 53555205511. The reversal of 53555205500 is 550255535.

53555205500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×53555205500² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53554706 + ... + 53555705.

It is an arithmetic number, because the mean of its divisors is an integer number (4873523746).

Almost surely, 2^53555205500 is an apocalyptic number.

53555205500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

53555205500 is an abundant number, since it is smaller than the sum of its proper divisors (63409364404).

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

53555205500 is a wasteful number, since it uses less digits than its factorization.

53555205500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107110430 (or 107110418 counting only the distinct ones).

The product of its (nonzero) digits is 93750, while the sum is 35.

The spelling of 53555205500 in words is "fifty-three billion, five hundred fifty-five million, two hundred five thousand, five hundred".