49466994136 has 64 divisors (see below), whose sum is σ = 108109209600. Its totient is φ = 20779244928.

The previous prime is 49466994127. The next prime is 49466994163. The reversal of 49466994136 is 63149966494.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3147145 + ... + 3162823.

It is an arithmetic number, because the mean of its divisors is an integer number (1689206400).

Almost surely, 2^49466994136 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 49466994136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54054604800).

49466994136 is an abundant number, since it is smaller than the sum of its proper divisors (58642215464).

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

49466994136 is a wasteful number, since it uses less digits than its factorization.

49466994136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16808 (or 16804 counting only the distinct ones).

The product of its digits is 30233088, while the sum is 61.

The spelling of 49466994136 in words is "forty-nine billion, four hundred sixty-six million, nine hundred ninety-four thousand, one hundred thirty-six".