50657071720 has 32 divisors (see below), whose sum is σ = 114411813120. Its totient is φ = 20185779520.

The previous prime is 50657071669. The next prime is 50657071721. The reversal of 50657071720 is 2717075605.

50657071720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×50657071720² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (50657071721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2397136 + ... + 2418175.

It is an arithmetic number, because the mean of its divisors is an integer number (3575369160).

Almost surely, 2^50657071720 is an apocalyptic number.

It is an amenable number.

50657071720 is an abundant number, since it is smaller than the sum of its proper divisors (63754741400).

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

50657071720 is a wasteful number, since it uses less digits than its factorization.

50657071720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4815585 (or 4815581 counting only the distinct ones).

The product of its (nonzero) digits is 102900, while the sum is 40.

The spelling of 50657071720 in words is "fifty billion, six hundred fifty-seven million, seventy-one thousand, seven hundred twenty".