49044393216 has 1080 divisors, whose sum is σ = 189469969920. Its totient is φ = 12499329024.

The previous prime is 49044393067. The next prime is 49044393221. The reversal of 49044393216 is 61239344094.

49044393216 is a `hidden beast` number, since 4 + 9 + 0 + 44 + 393 + 216 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 620815065 + ... + 620815143.

Almost surely, 2^49044393216 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 49044393216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94734984960).

49044393216 is an abundant number, since it is smaller than the sum of its proper divisors (140425576704).

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

49044393216 is a wasteful number, since it uses less digits than its factorization.

49044393216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181 (or 151 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 45.

The spelling of 49044393216 in words is "forty-nine billion, forty-four million, three hundred ninety-three thousand, two hundred sixteen".