50956806658 has 16 divisors (see below), whose sum is σ = 76673835000. Its totient is φ = 25398899712.

The previous prime is 50956806647. The next prime is 50956806671. The reversal of 50956806658 is 85660865905.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 39107831049 + 11848975609 = 197757^2 + 108853^2 .

It is a super-2 number, since 2×50956806658² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3880608 + ... + 3893716.

Almost surely, 2^50956806658 is an apocalyptic number.

50956806658 is a deficient number, since it is larger than the sum of its proper divisors (25717028342).

50956806658 is a wasteful number, since it uses less digits than its factorization.

50956806658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19029.

The product of its (nonzero) digits is 15552000, while the sum is 58.

The spelling of 50956806658 in words is "fifty billion, nine hundred fifty-six million, eight hundred six thousand, six hundred fifty-eight".