50199789432 has 64 divisors (see below), whose sum is σ = 135211860000. Its totient is φ = 15439394304.

The previous prime is 50199789403. The next prime is 50199789449. The reversal of 50199789432 is 23498799105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 711694 + ... + 779042.

Almost surely, 2^50199789432 is an apocalyptic number.

50199789432 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

50199789432 is an abundant number, since it is smaller than the sum of its proper divisors (85012070568).

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

50199789432 is a wasteful number, since it uses less digits than its factorization.

50199789432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69760 (or 69756 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 57.

The spelling of 50199789432 in words is "fifty billion, one hundred ninety-nine million, seven hundred eighty-nine thousand, four hundred thirty-two".