50542744440 has 256 divisors, whose sum is σ = 160343608320. Its totient is φ = 12730798080.

The previous prime is 50542744397. The next prime is 50542744463. The reversal of 50542744440 is 4444724505.

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 63 ways as a sum of consecutive naturals, for example, 21119884 + ... + 21122276.

It is an arithmetic number, because the mean of its divisors is an integer number (626342220).

Almost surely, 2^50542744440 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 50542744440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80171804160).

50542744440 is an abundant number, since it is smaller than the sum of its proper divisors (109800863880).

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

50542744440 is a wasteful number, since it uses less digits than its factorization.

50542744440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2582 (or 2578 counting only the distinct ones).

The product of its (nonzero) digits is 358400, while the sum is 39.

The spelling of 50542744440 in words is "fifty billion, five hundred forty-two million, seven hundred forty-four thousand, four hundred forty".