50164715447 has 24 divisors (see below), whose sum is σ = 63742745232. Its totient is φ = 39038496000.

The previous prime is 50164715443. The next prime is 50164715479. The reversal of 50164715447 is 74451746105.

It is not a de Polignac number, because 50164715447 - 2² = 50164715443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50164715398 and 50164715407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50164715443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 356447 + ... + 476847.

It is an arithmetic number, because the mean of its divisors is an integer number (2655947718).

Almost surely, 2^50164715447 is an apocalyptic number.

50164715447 is a deficient number, since it is larger than the sum of its proper divisors (13578029785).

50164715447 is a wasteful number, since it uses less digits than its factorization.

50164715447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121199 (or 121192 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 44.

The spelling of 50164715447 in words is "fifty billion, one hundred sixty-four million, seven hundred fifteen thousand, four hundred forty-seven".