49877199744 has 128 divisors (see below), whose sum is σ = 139569782400. Its totient is φ = 15738218496.

The previous prime is 49877199721. The next prime is 49877199751. The reversal of 49877199744 is 44799177894.

49877199744 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 (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14612182 + ... + 14615594.

It is an arithmetic number, because the mean of its divisors is an integer number (1090388925).

Almost surely, 2^49877199744 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 49877199744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69784891200).

49877199744 is an abundant number, since it is smaller than the sum of its proper divisors (89692582656).

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

49877199744 is a wasteful number, since it uses less digits than its factorization.

49877199744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5452 (or 5440 counting only the distinct ones).

The product of its digits is 128024064, while the sum is 69.

The spelling of 49877199744 in words is "forty-nine billion, eight hundred seventy-seven million, one hundred ninety-nine thousand, seven hundred forty-four".