50659895677 has 2 divisors, whose sum is σ = 50659895678. Its totient is φ = 50659895676.

The previous prime is 50659895669. The next prime is 50659895731. The reversal of 50659895677 is 77659895605.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38631509401 + 12028386276 = 196549^2 + 109674^2 .

It is a cyclic number.

It is not a de Polignac number, because 50659895677 - 2³ = 50659895669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50659865677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25329947838 + 25329947839.

It is an arithmetic number, because the mean of its divisors is an integer number (25329947839).

Almost surely, 2^50659895677 is an apocalyptic number.

It is an amenable number.

50659895677 is a deficient number, since it is larger than the sum of its proper divisors (1).

50659895677 is an equidigital number, since it uses as much as digits as its factorization.

50659895677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 142884000, while the sum is 67.

The spelling of 50659895677 in words is "fifty billion, six hundred fifty-nine million, eight hundred ninety-five thousand, six hundred seventy-seven".