49413889536 has 160 divisors (see below), whose sum is σ = 147492309888. Its totient is φ = 14569021440.

The previous prime is 49413889529. The next prime is 49413889541. The reversal of 49413889536 is 63598831494.

It is a self number, because there is not a number n which added to its sum of digits gives 49413889536.

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, 585631 + ... + 664673.

Almost surely, 2^49413889536 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 49413889536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73746154944).

49413889536 is an abundant number, since it is smaller than the sum of its proper divisors (98078420352).

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

49413889536 is a wasteful number, since it uses less digits than its factorization.

49413889536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79112 (or 79096 counting only the distinct ones).

The product of its digits is 22394880, while the sum is 60.

The spelling of 49413889536 in words is "forty-nine billion, four hundred thirteen million, eight hundred eighty-nine thousand, five hundred thirty-six".