50558268172 has 24 divisors (see below), whose sum is σ = 91287035280. Its totient is φ = 24485130240.

The previous prime is 50558268157. The next prime is 50558268193. The reversal of 50558268172 is 27186285505.

It is a super-2 number, since 2×50558268172² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1086133 + ... + 1131724.

It is an arithmetic number, because the mean of its divisors is an integer number (3803626470).

Almost surely, 2^50558268172 is an apocalyptic number.

It is an amenable number.

50558268172 is a deficient number, since it is larger than the sum of its proper divisors (40728767108).

50558268172 is a wasteful number, since it uses less digits than its factorization.

50558268172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2218041 (or 2218039 counting only the distinct ones).

The product of its (nonzero) digits is 1344000, while the sum is 49.

The spelling of 50558268172 in words is "fifty billion, five hundred fifty-eight million, two hundred sixty-eight thousand, one hundred seventy-two".