55054335520 has 24 divisors (see below), whose sum is σ = 130065868044. Its totient is φ = 22021734144.

The previous prime is 55054335499. The next prime is 55054335541. The reversal of 55054335520 is 2553345055.

It is an interprime number because it is at equal distance from previous prime (55054335499) and next prime (55054335541).

It can be written as a sum of positive squares in 2 ways, for example, as 55054052496 + 283024 = 234636^2 + 532^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55054335520.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172044639 + ... + 172044958.

Almost surely, 2^55054335520 is an apocalyptic number.

It is an amenable number.

55054335520 is an abundant number, since it is smaller than the sum of its proper divisors (75011532524).

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

55054335520 is a wasteful number, since it uses less digits than its factorization.

55054335520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344089612 (or 344089604 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 37.

The spelling of 55054335520 in words is "fifty-five billion, fifty-four million, three hundred thirty-five thousand, five hundred twenty".