50507005690 has 32 divisors (see below), whose sum is σ = 91783518480. Its totient is φ = 20010184704.

The previous prime is 50507005609. The next prime is 50507005709. The reversal of 50507005690 is 9650070505.

It can be written as a sum of positive squares in 8 ways, for example, as 31627421281 + 18879584409 = 177841^2 + 137403^2 .

It is a super-2 number, since 2×50507005690² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 384832 + ... + 499108.

Almost surely, 2^50507005690 is an apocalyptic number.

50507005690 is a deficient number, since it is larger than the sum of its proper divisors (41276512790).

50507005690 is a wasteful number, since it uses less digits than its factorization.

50507005690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114706.

The product of its (nonzero) digits is 47250, while the sum is 37.

The spelling of 50507005690 in words is "fifty billion, five hundred seven million, five thousand, six hundred ninety".