50681444116 has 24 divisors (see below), whose sum is σ = 92064094920. Its totient is φ = 24383382912.

The previous prime is 50681444071. The next prime is 50681444137. The reversal of 50681444116 is 61144418605.

It can be written as a sum of positive squares in 4 ways, for example, as 7508915716 + 43172528400 = 86654^2 + 207780^2 .

It is a congruent number.

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, 711591 + ... + 779566.

It is an arithmetic number, because the mean of its divisors is an integer number (3836003955).

Almost surely, 2^50681444116 is an apocalyptic number.

It is an amenable number.

50681444116 is a deficient number, since it is larger than the sum of its proper divisors (41382650804).

50681444116 is a wasteful number, since it uses less digits than its factorization.

50681444116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1491483 (or 1491481 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 40.

The spelling of 50681444116 in words is "fifty billion, six hundred eighty-one million, four hundred forty-four thousand, one hundred sixteen".