50509918432 has 48 divisors (see below), whose sum is σ = 100230343920. Its totient is φ = 25054829568.

The previous prime is 50509918429. The next prime is 50509918439. The reversal of 50509918432 is 23481990505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50509918439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10286794 + ... + 10291702.

It is an arithmetic number, because the mean of its divisors is an integer number (2088132165).

Almost surely, 2^50509918432 is an apocalyptic number.

It is an amenable number.

50509918432 is a deficient number, since it is larger than the sum of its proper divisors (49720425488).

50509918432 is a wasteful number, since it uses less digits than its factorization.

50509918432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7403 (or 7395 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 46.

The spelling of 50509918432 in words is "fifty billion, five hundred nine million, nine hundred eighteen thousand, four hundred thirty-two".