50911954375 has 10 divisors (see below), whose sum is σ = 63619578968. Its totient is φ = 40729563000.

The previous prime is 50911954361. The next prime is 50911954391. The reversal of 50911954375 is 57345911905.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-50911954375 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 40728939 + ... + 40730188.

Almost surely, 2^50911954375 is an apocalyptic number.

50911954375 is a deficient number, since it is larger than the sum of its proper divisors (12707624593).

50911954375 is an frugal number, since it uses more digits than its factorization.

50911954375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81459147 (or 81459132 counting only the distinct ones).

The product of its (nonzero) digits is 850500, while the sum is 49.

The spelling of 50911954375 in words is "fifty billion, nine hundred eleven million, nine hundred fifty-four thousand, three hundred seventy-five".