50051110649 has 2 divisors, whose sum is σ = 50051110650. Its totient is φ = 50051110648.

The previous prime is 50051110553. The next prime is 50051110661. The reversal of 50051110649 is 94601115005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30329964025 + 19721146624 = 174155^2 + 140432^2 .

It is a cyclic number.

It is not a de Polignac number, because 50051110649 - 2²⁸ = 49782675193 is a prime.

It is a super-2 number, since 2×50051110649² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (50051110849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25025555324 + 25025555325.

It is an arithmetic number, because the mean of its divisors is an integer number (25025555325).

Almost surely, 2^50051110649 is an apocalyptic number.

It is an amenable number.

50051110649 is a deficient number, since it is larger than the sum of its proper divisors (1).

50051110649 is an equidigital number, since it uses as much as digits as its factorization.

50051110649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5400, while the sum is 32.

The spelling of 50051110649 in words is "fifty billion, fifty-one million, one hundred ten thousand, six hundred forty-nine".