49613769216 has 320 divisors, whose sum is σ = 160776316800. Its totient is φ = 14981529600.

The previous prime is 49613769203. The next prime is 49613769259. The reversal of 49613769216 is 61296731694.

49613769216 is a `hidden beast` number, since 4 + 9 + 613 + 7 + 6 + 9 + 2 + 16 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77400256 + ... + 77400896.

It is an arithmetic number, because the mean of its divisors is an integer number (502425990).

Almost surely, 2^49613769216 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 49613769216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80388158400).

49613769216 is an abundant number, since it is smaller than the sum of its proper divisors (111162547584).

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

49613769216 is a wasteful number, since it uses less digits than its factorization.

49613769216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1188 (or 1166 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 54.

The spelling of 49613769216 in words is "forty-nine billion, six hundred thirteen million, seven hundred sixty-nine thousand, two hundred sixteen".