44518878656 has 168 divisors, whose sum is σ = 110132292816. Its totient is φ = 17739079680.

The previous prime is 44518878647. The next prime is 44518878727. The reversal of 44518878656 is 65687881544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4419866 + ... + 4429926.

It is an arithmetic number, because the mean of its divisors is an integer number (655549362).

Almost surely, 2^44518878656 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 44518878656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55066146408).

44518878656 is an abundant number, since it is smaller than the sum of its proper divisors (65613414160).

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

44518878656 is a wasteful number, since it uses less digits than its factorization.

44518878656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10187 (or 10170 counting only the distinct ones).

The product of its digits is 51609600, while the sum is 62.

The spelling of 44518878656 in words is "forty-four billion, five hundred eighteen million, eight hundred seventy-eight thousand, six hundred fifty-six".