44685840384 has 156 divisors (see below), whose sum is σ = 135872308000. Its totient is φ = 14111096832.

The previous prime is 44685840379. The next prime is 44685840389. The reversal of 44685840384 is 48304858644.

It is a happy number.

44685840384 is a `hidden beast` number, since 446 + 85 + 8 + 40 + 3 + 84 = 666.

It is an interprime number because it is at equal distance from previous prime (44685840379) and next prime (44685840389).

It is a self number, because there is not a number n which added to its sum of digits gives 44685840384.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44685840389) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 668517 + ... + 732315.

Almost surely, 2^44685840384 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 44685840384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67936154000).

44685840384 is an abundant number, since it is smaller than the sum of its proper divisors (91186467616).

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

44685840384 is a wasteful number, since it uses less digits than its factorization.

44685840384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63848 (or 63823 counting only the distinct ones).

The product of its (nonzero) digits is 11796480, while the sum is 54.

The spelling of 44685840384 in words is "forty-four billion, six hundred eighty-five million, eight hundred forty thousand, three hundred eighty-four".