50671544640 has 112 divisors (see below), whose sum is σ = 163917831168. Its totient is φ = 13257447424.

The previous prime is 50671544639. The next prime is 50671544699. The reversal of 50671544640 is 4644517605.

It is a junction number, because it is equal to n+sod(n) for n = 50671544592 and 50671544601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 447072 + ... + 548831.

It is an arithmetic number, because the mean of its divisors is an integer number (1463552064).

Almost surely, 2^50671544640 is an apocalyptic number.

It is an amenable number.

50671544640 is an abundant number, since it is smaller than the sum of its proper divisors (113246286528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50671544640 is a wasteful number, since it uses less digits than its factorization.

50671544640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995976 (or 995966 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 42.

The spelling of 50671544640 in words is "fifty billion, six hundred seventy-one million, five hundred forty-four thousand, six hundred forty".