49840446416 has 40 divisors (see below), whose sum is σ = 99817611264. Its totient is φ = 24083268480.

The previous prime is 49840446401. The next prime is 49840446427. The reversal of 49840446416 is 61464404894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295025 + ... + 432111.

Almost surely, 2^49840446416 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 49840446416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49908805632).

49840446416 is an abundant number, since it is smaller than the sum of its proper divisors (49977164848).

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

49840446416 is a wasteful number, since it uses less digits than its factorization.

49840446416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137859 (or 137853 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 50.

The spelling of 49840446416 in words is "forty-nine billion, eight hundred forty million, four hundred forty-six thousand, four hundred sixteen".