50776563105 has 12 divisors (see below), whose sum is σ = 88012709460. Its totient is φ = 27080833632.

The previous prime is 50776563077. The next prime is 50776563107. The reversal of 50776563105 is 50136567705.

50776563105 is a `hidden beast` number, since 5 + 0 + 7 + 7 + 6 + 5 + 631 + 0 + 5 = 666.

50776563105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 38538008721 + 12238554384 = 196311^2 + 110628^2 .

It is not a de Polignac number, because 50776563105 - 2⁵ = 50776563073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 1128368069 = 50776563105 / (5 + 0 + 7 + 7 + 6 + 5 + 6 + 3 + 1 + 0 + 5).

It is not an unprimeable number, because it can be changed into a prime (50776563107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 564183990 + ... + 564184079.

It is an arithmetic number, because the mean of its divisors is an integer number (7334392455).

Almost surely, 2^50776563105 is an apocalyptic number.

It is an amenable number.

50776563105 is a deficient number, since it is larger than the sum of its proper divisors (37236146355).

50776563105 is a wasteful number, since it uses less digits than its factorization.

50776563105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128368080 (or 1128368077 counting only the distinct ones).

The product of its (nonzero) digits is 661500, while the sum is 45.

The spelling of 50776563105 in words is "fifty billion, seven hundred seventy-six million, five hundred sixty-three thousand, one hundred five".