50766621512 has 64 divisors (see below), whose sum is σ = 103646515200. Its totient is φ = 23222790720.

The previous prime is 50766621509. The next prime is 50766621533. The reversal of 50766621512 is 21512666705.

It is a super-2 number, since 2×50766621512² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 50766621512.

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 15 ways as a sum of consecutive naturals, for example, 2283683 + ... + 2305805.

It is an arithmetic number, because the mean of its divisors is an integer number (1619476800).

Almost surely, 2^50766621512 is an apocalyptic number.

It is an amenable number.

50766621512 is an abundant number, since it is smaller than the sum of its proper divisors (52879893688).

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

50766621512 is a wasteful number, since it uses less digits than its factorization.

50766621512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22666 (or 22662 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 41.

The spelling of 50766621512 in words is "fifty billion, seven hundred sixty-six million, six hundred twenty-one thousand, five hundred twelve".