55603514556 has 48 divisors (see below), whose sum is σ = 144670354080. Its totient is φ = 18468535680.

The previous prime is 55603514509. The next prime is 55603514563. The reversal of 55603514556 is 65541530655.

55603514556 is a `hidden beast` number, since 5 + 5 + 60 + 35 + 1 + 4 + 556 = 666.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 885751 + ... + 946446.

It is an arithmetic number, because the mean of its divisors is an integer number (3013965710).

Almost surely, 2^55603514556 is an apocalyptic number.

It is an amenable number.

55603514556 is an abundant number, since it is smaller than the sum of its proper divisors (89066839524).

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

55603514556 is a wasteful number, since it uses less digits than its factorization.

55603514556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1832491 (or 1832483 counting only the distinct ones).

The product of its (nonzero) digits is 1350000, while the sum is 45.

The spelling of 55603514556 in words is "fifty-five billion, six hundred three million, five hundred fourteen thousand, five hundred fifty-six".