50512751973 has 6 divisors (see below), whose sum is σ = 72962863974. Its totient is φ = 33675167976.

The previous prime is 50512751969. The next prime is 50512751977. The reversal of 50512751973 is 37915721505.

50512751973 is a `hidden beast` number, since 5 + 0 + 5 + 127 + 519 + 7 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (50512751969) and next prime (50512751977).

It can be written as a sum of positive squares in only one way, i.e., 47265803649 + 3246948324 = 217407^2 + 56982^2 .

It is not a de Polignac number, because 50512751973 - 2² = 50512751969 is a prime.

It is a super-2 number, since 2×50512751973² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50512751977) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2806263990 + ... + 2806264007.

It is an arithmetic number, because the mean of its divisors is an integer number (12160477329).

Almost surely, 2^50512751973 is an apocalyptic number.

It is an amenable number.

50512751973 is a deficient number, since it is larger than the sum of its proper divisors (22450112001).

50512751973 is a wasteful number, since it uses less digits than its factorization.

50512751973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5612528003 (or 5612528000 counting only the distinct ones).

The product of its (nonzero) digits is 330750, while the sum is 45.

The spelling of 50512751973 in words is "fifty billion, five hundred twelve million, seven hundred fifty-one thousand, nine hundred seventy-three".