49792646436 has 72 divisors (see below), whose sum is σ = 126189239904. Its totient is φ = 15274321920.

The previous prime is 49792646413. The next prime is 49792646441. The reversal of 49792646436 is 63464629794.

It is a self number, because there is not a number n which added to its sum of digits gives 49792646436.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 634180 + ... + 708356.

It is an arithmetic number, because the mean of its divisors is an integer number (1752628332).

Almost surely, 2^49792646436 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 49792646436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63094619952).

49792646436 is an abundant number, since it is smaller than the sum of its proper divisors (76396593468).

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

49792646436 is a wasteful number, since it uses less digits than its factorization.

49792646436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74541 (or 74526 counting only the distinct ones).

The product of its digits is 47029248, while the sum is 60.

The spelling of 49792646436 in words is "forty-nine billion, seven hundred ninety-two million, six hundred forty-six thousand, four hundred thirty-six".