50277715687 has 2 divisors, whose sum is σ = 50277715688. Its totient is φ = 50277715686.

The previous prime is 50277715673. The next prime is 50277715693. The reversal of 50277715687 is 78651777205.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50277715687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50277710687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25138857843 + 25138857844.

It is an arithmetic number, because the mean of its divisors is an integer number (25138857844).

Almost surely, 2^50277715687 is an apocalyptic number.

50277715687 is a deficient number, since it is larger than the sum of its proper divisors (1).

50277715687 is an equidigital number, since it uses as much as digits as its factorization.

50277715687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5762400, while the sum is 55.

The spelling of 50277715687 in words is "fifty billion, two hundred seventy-seven million, seven hundred fifteen thousand, six hundred eighty-seven".