55124131525524 has 36 divisors (see below), whose sum is σ = 139344588763380. Its totient is φ = 18374310410880.

The previous prime is 55124131525511. The next prime is 55124131525613. The reversal of 55124131525524 is 42552513142155.

55124131525524 is a `hidden beast` number, since 5 + 5 + 1 + 2 + 41 + 3 + 1 + 52 + 552 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 24382540385424 + 30741591140100 = 4937868^2 + 5544510^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 55124131525524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14992137 + ... + 18303344.

It is an arithmetic number, because the mean of its divisors is an integer number (3870683021205).

Almost surely, 2^{55124131525524} is an apocalyptic number.

It is an amenable number.

55124131525524 is an abundant number, since it is smaller than the sum of its proper divisors (84220457237856).

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

55124131525524 is a wasteful number, since it uses less digits than its factorization.

55124131525524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33341480 (or 33341475 counting only the distinct ones).

The product of its digits is 1200000, while the sum is 45.

Adding to 55124131525524 its reverse (42552513142155), we get a palindrome (97676644667679).

The spelling of 55124131525524 in words is "fifty-five trillion, one hundred twenty-four billion, one hundred thirty-one million, five hundred twenty-five thousand, five hundred twenty-four".