30555005553 has 24 divisors (see below), whose sum is σ = 47151322400. Its totient is φ = 19009862784.

The previous prime is 30555005543. The next prime is 30555005587. The reversal of 30555005553 is 35550055503.

30555005553 is a `hidden beast` number, since 3 + 0 + 5 + 550 + 0 + 55 + 53 = 666.

It is not a de Polignac number, because 30555005553 - 2⁵ = 30555005521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30555005543) 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 23 ways as a sum of consecutive naturals, for example, 1322008 + ... + 1344921.

Almost surely, 2^30555005553 is an apocalyptic number.

It is an amenable number.

30555005553 is a deficient number, since it is larger than the sum of its proper divisors (16596316847).

30555005553 is a wasteful number, since it uses less digits than its factorization.

30555005553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2667021 (or 2667018 counting only the distinct ones).

The product of its (nonzero) digits is 140625, while the sum is 36.

The spelling of 30555005553 in words is "thirty billion, five hundred fifty-five million, five thousand, five hundred fifty-three".