50468544640 has 256 divisors, whose sum is σ = 131961985920. Its totient is φ = 18379505664.

The previous prime is 50468544619. The next prime is 50468544697. The reversal of 50468544640 is 4644586405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113924259 + ... + 113924701.

Almost surely, 2^50468544640 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 50468544640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65980992960).

50468544640 is an abundant number, since it is smaller than the sum of its proper divisors (81493441280).

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

50468544640 is a wasteful number, since it uses less digits than its factorization.

50468544640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799 (or 787 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 46.

The spelling of 50468544640 in words is "fifty billion, four hundred sixty-eight million, five hundred forty-four thousand, six hundred forty".