50498497920 has 384 divisors, whose sum is σ = 183494246400. Its totient is φ = 11774730240.

The previous prime is 50498497913. The next prime is 50498497957. The reversal of 50498497920 is 2979489405.

50498497920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6161025 + ... + 6169215.

It is an arithmetic number, because the mean of its divisors is an integer number (477849600).

Almost surely, 2^50498497920 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 50498497920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91747123200).

50498497920 is an abundant number, since it is smaller than the sum of its proper divisors (132995748480).

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

50498497920 is a wasteful number, since it uses less digits than its factorization.

50498497920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8258 (or 8233 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 57.

The spelling of 50498497920 in words is "fifty billion, four hundred ninety-eight million, four hundred ninety-seven thousand, nine hundred twenty".