50621013512 has 16 divisors (see below), whose sum is σ = 95785176300. Its totient is φ = 25078299840.

The previous prime is 50621013497. The next prime is 50621013533. The reversal of 50621013512 is 21531012605.

It can be written as a sum of positive squares in 2 ways, for example, as 45593352676 + 5027660836 = 213526^2 + 70906^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29024939 + ... + 29026682.

Almost surely, 2^50621013512 is an apocalyptic number.

It is an amenable number.

50621013512 is a deficient number, since it is larger than the sum of its proper divisors (45164162788).

50621013512 is a wasteful number, since it uses less digits than its factorization.

50621013512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58051736 (or 58051732 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The spelling of 50621013512 in words is "fifty billion, six hundred twenty-one million, thirteen thousand, five hundred twelve".