50861831370 has 32 divisors (see below), whose sum is σ = 139506738048. Its totient is φ = 11625561408.

The previous prime is 50861831359. The next prime is 50861831387. The reversal of 50861831370 is 7313816805.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 121099389 + ... + 121099808.

It is an arithmetic number, because the mean of its divisors is an integer number (4359585564).

Almost surely, 2^50861831370 is an apocalyptic number.

50861831370 is an abundant number, since it is smaller than the sum of its proper divisors (88644906678).

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

50861831370 is a wasteful number, since it uses less digits than its factorization.

50861831370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242199214.

The product of its (nonzero) digits is 120960, while the sum is 42.

The spelling of 50861831370 in words is "fifty billion, eight hundred sixty-one million, eight hundred thirty-one thousand, three hundred seventy".