55510501056 has 28 divisors (see below), whose sum is σ = 146871534552. Its totient is φ = 18503500288.

The previous prime is 55510501051. The next prime is 55510501063. The reversal of 55510501056 is 65010501555.

It is not an unprimeable number, because it can be changed into a prime (55510501051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144558405 + ... + 144558788.

Almost surely, 2^55510501056 is an apocalyptic number.

It is an amenable number.

55510501056 is an abundant number, since it is smaller than the sum of its proper divisors (91361033496).

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

55510501056 is a wasteful number, since it uses less digits than its factorization.

55510501056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289117208 (or 289117198 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 55510501056 in words is "fifty-five billion, five hundred ten million, five hundred one thousand, fifty-six".