55530626128 has 10 divisors (see below), whose sum is σ = 107590588154. Its totient is φ = 27765313056.

The previous prime is 55530626119. The next prime is 55530626149. The reversal of 55530626128 is 82162603555.

It can be written as a sum of positive squares in only one way, i.e., 44414719504 + 11115906624 = 210748^2 + 105432^2 .

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1735332051 + ... + 1735332082.

Almost surely, 2^55530626128 is an apocalyptic number.

It is an amenable number.

55530626128 is a deficient number, since it is larger than the sum of its proper divisors (52059962026).

55530626128 is a wasteful number, since it uses less digits than its factorization.

55530626128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3470664141 (or 3470664135 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 55530626128 in words is "fifty-five billion, five hundred thirty million, six hundred twenty-six thousand, one hundred twenty-eight".