50503555413 has 6 divisors (see below), whose sum is σ = 72949580054. Its totient is φ = 33669036936.

The previous prime is 50503555387. The next prime is 50503555433. The reversal of 50503555413 is 31455530505.

50503555413 is a `hidden beast` number, since 50 + 50 + 3 + 5 + 554 + 1 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 50007246129 + 496309284 = 223623^2 + 22278^2 .

It is not a de Polignac number, because 50503555413 - 2⁵ = 50503555381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50503555433) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 2805753070 + ... + 2805753087.

Almost surely, 2^50503555413 is an apocalyptic number.

It is an amenable number.

50503555413 is a deficient number, since it is larger than the sum of its proper divisors (22446024641).

50503555413 is a wasteful number, since it uses less digits than its factorization.

50503555413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5611506163 (or 5611506160 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 36.

The spelling of 50503555413 in words is "fifty billion, five hundred three million, five hundred fifty-five thousand, four hundred thirteen".