50771677515765 has 16 divisors (see below), whose sum is σ = 81237828280896. Its totient is φ = 27077179923200.

The previous prime is 50771677515719. The next prime is 50771677515781. The reversal of 50771677515765 is 56751577617705.

It is not a de Polignac number, because 50771677515765 - 2⁸ = 50771677515509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50771677515765.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65104791 + ... + 65880020.

It is an arithmetic number, because the mean of its divisors is an integer number (5077364267556).

Almost surely, 2^{50771677515765} is an apocalyptic number.

It is an amenable number.

50771677515765 is a deficient number, since it is larger than the sum of its proper divisors (30466150765131).

50771677515765 is a wasteful number, since it uses less digits than its factorization.

50771677515765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131010660.

The product of its (nonzero) digits is 378157500, while the sum is 69.

The spelling of 50771677515765 in words is "fifty trillion, seven hundred seventy-one billion, six hundred seventy-seven million, five hundred fifteen thousand, seven hundred sixty-five".