55955304603 has 16 divisors (see below), whose sum is σ = 90432816000. Its totient is φ = 33912305640.

The previous prime is 55955304599. The next prime is 55955304623. The reversal of 55955304603 is 30640355955.

55955304603 is a `hidden beast` number, since 5 + 5 + 9 + 5 + 5 + 30 + 4 + 603 = 666.

It is not a de Polignac number, because 55955304603 - 2² = 55955304599 is a prime.

It is a super-2 number, since 2×55955304603² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55955304623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94200553 + ... + 94201146.

It is an arithmetic number, because the mean of its divisors is an integer number (5652051000).

Almost surely, 2^55955304603 is an apocalyptic number.

55955304603 is a deficient number, since it is larger than the sum of its proper divisors (34477511397).

55955304603 is a wasteful number, since it uses less digits than its factorization.

55955304603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188401719 (or 188401713 counting only the distinct ones).

The product of its (nonzero) digits is 1215000, while the sum is 45.

The spelling of 55955304603 in words is "fifty-five billion, nine hundred fifty-five million, three hundred four thousand, six hundred three".