50640553062 has 24 divisors (see below), whose sum is σ = 119695853160. Its totient is φ = 15345622080.

The previous prime is 50640553039. The next prime is 50640553091. The reversal of 50640553062 is 26035504605.

It is a happy number.

50640553062 is a `hidden beast` number, since 5 + 0 + 6 + 40 + 553 + 0 + 62 = 666.

It is a super-2 number, since 2×50640553062² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 127879987 + ... + 127880382.

It is an arithmetic number, because the mean of its divisors is an integer number (4987327215).

Almost surely, 2^50640553062 is an apocalyptic number.

50640553062 is an abundant number, since it is smaller than the sum of its proper divisors (69055300098).

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

50640553062 is a wasteful number, since it uses less digits than its factorization.

50640553062 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255760388 (or 255760385 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The spelling of 50640553062 in words is "fifty billion, six hundred forty million, five hundred fifty-three thousand, sixty-two".