55151624736 has 120 divisors (see below), whose sum is σ = 174676379724. Its totient is φ = 16969720320.

The previous prime is 55151624599. The next prime is 55151624771. The reversal of 55151624736 is 63742615155.

55151624736 is a `hidden beast` number, since 5 + 5 + 15 + 1 + 624 + 7 + 3 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 53499690000 + 1651934736 = 231300^2 + 40644^2 .

It is a super-2 number, since 2×55151624736² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55151624691 and 55151624700.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 784675 + ... + 852066.

Almost surely, 2^55151624736 is an apocalyptic number.

It is an amenable number.

55151624736 is an abundant number, since it is smaller than the sum of its proper divisors (119524754988).

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

55151624736 is a wasteful number, since it uses less digits than its factorization.

55151624736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1636776 (or 1636759 counting only the distinct ones).

The product of its digits is 756000, while the sum is 45.

The spelling of 55151624736 in words is "fifty-five billion, one hundred fifty-one million, six hundred twenty-four thousand, seven hundred thirty-six".