50277081568 has 96 divisors (see below), whose sum is σ = 113692723200. Its totient is φ = 21439240704.

The previous prime is 50277081563. The next prime is 50277081599. The reversal of 50277081568 is 86518077205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50277081563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66415846 + ... + 66416602.

It is an arithmetic number, because the mean of its divisors is an integer number (1184299200).

Almost surely, 2^50277081568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50277081568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56846361600).

50277081568 is an abundant number, since it is smaller than the sum of its proper divisors (63415641632).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50277081568 is a wasteful number, since it uses less digits than its factorization.

50277081568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1872 (or 1864 counting only the distinct ones).

The product of its (nonzero) digits is 940800, while the sum is 49.

The spelling of 50277081568 in words is "fifty billion, two hundred seventy-seven million, eighty-one thousand, five hundred sixty-eight".