50499088640 has 432 divisors, whose sum is σ = 163685351424. Its totient is φ = 14525153280.

The previous prime is 50499088609. The next prime is 50499088643. The reversal of 50499088640 is 4688099405.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (50499088643) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 14092289 + ... + 14095871.

Almost surely, 2^50499088640 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 50499088640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81842675712).

50499088640 is an abundant number, since it is smaller than the sum of its proper divisors (113186262784).

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

50499088640 is a wasteful number, since it uses less digits than its factorization.

50499088640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3646 (or 3621 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 53.

The spelling of 50499088640 in words is "fifty billion, four hundred ninety-nine million, eighty-eight thousand, six hundred forty".