50099973456 has 160 divisors (see below), whose sum is σ = 145202928640. Its totient is φ = 14780620800.

The previous prime is 50099973421. The next prime is 50099973479. The reversal of 50099973456 is 65437999005.

It is a junction number, because it is equal to n+sod(n) for n = 50099973396 and 50099973405.

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 31 ways as a sum of consecutive naturals, for example, 2096616 + ... + 2120376.

It is an arithmetic number, because the mean of its divisors is an integer number (907518304).

Almost surely, 2^50099973456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50099973456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72601464320).

50099973456 is an abundant number, since it is smaller than the sum of its proper divisors (95102955184).

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

50099973456 is a wasteful number, since it uses less digits than its factorization.

50099973456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23925 (or 23919 counting only the distinct ones).

The product of its (nonzero) digits is 9185400, while the sum is 57.

The spelling of 50099973456 in words is "fifty billion, ninety-nine million, nine hundred seventy-three thousand, four hundred fifty-six".