55203555654 has 24 divisors (see below), whose sum is σ = 128808297072. Its totient is φ = 16985709360.

The previous prime is 55203555569. The next prime is 55203555661. The reversal of 55203555654 is 45655530255.

55203555654 is a `hidden beast` number, since 5 + 52 + 0 + 35 + 5 + 565 + 4 = 666.

55203555654 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 117956082 + ... + 117956549.

It is an arithmetic number, because the mean of its divisors is an integer number (5367012378).

Almost surely, 2^55203555654 is an apocalyptic number.

55203555654 is an abundant number, since it is smaller than the sum of its proper divisors (73604741418).

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

55203555654 is a wasteful number, since it uses less digits than its factorization.

55203555654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235912652 (or 235912649 counting only the distinct ones).

The product of its (nonzero) digits is 2250000, while the sum is 45.

The spelling of 55203555654 in words is "fifty-five billion, two hundred three million, five hundred fifty-five thousand, six hundred fifty-four".