50685030477 has 80 divisors (see below), whose sum is σ = 86352298560. Its totient is φ = 29427245568.

The previous prime is 50685030469. The next prime is 50685030481. The reversal of 50685030477 is 77403058605.

It is not a de Polignac number, because 50685030477 - 2³ = 50685030469 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50685030497) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1102483 + ... + 1147535.

It is an arithmetic number, because the mean of its divisors is an integer number (1079403732).

Almost surely, 2^50685030477 is an apocalyptic number.

50685030477 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

It is an amenable number.

50685030477 is a deficient number, since it is larger than the sum of its proper divisors (35667268083).

50685030477 is a wasteful number, since it uses less digits than its factorization.

50685030477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45144 (or 45135 counting only the distinct ones).

The product of its (nonzero) digits is 705600, while the sum is 45.

The spelling of 50685030477 in words is "fifty billion, six hundred eighty-five million, thirty thousand, four hundred seventy-seven".