50513158672 has 10 divisors (see below), whose sum is σ = 97869244958. Its totient is φ = 25256579328.

The previous prime is 50513158667. The next prime is 50513158673. The reversal of 50513158672 is 27685131505.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 27987951616 + 22525207056 = 167296^2 + 150084^2 .

It is not an unprimeable number, because it can be changed into a prime (50513158673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1578536193 + ... + 1578536224.

Almost surely, 2^50513158672 is an apocalyptic number.

It is an amenable number.

50513158672 is a deficient number, since it is larger than the sum of its proper divisors (47356086286).

50513158672 is a wasteful number, since it uses less digits than its factorization.

50513158672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3157072425 (or 3157072419 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 43.

The spelling of 50513158672 in words is "fifty billion, five hundred thirteen million, one hundred fifty-eight thousand, six hundred seventy-two".