44811994656 has 192 divisors, whose sum is σ = 138651246720. Its totient is φ = 12493578240.

The previous prime is 44811994637. The next prime is 44811994739. The reversal of 44811994656 is 65649911844.

It is a super-2 number, since 2×44811994656² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44811994596 and 44811994605.

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, 4291650 + ... + 4302078.

It is an arithmetic number, because the mean of its divisors is an integer number (722141910).

Almost surely, 2^44811994656 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 44811994656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69325623360).

44811994656 is an abundant number, since it is smaller than the sum of its proper divisors (93839252064).

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

44811994656 is a wasteful number, since it uses less digits than its factorization.

44811994656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10779 (or 10771 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 57.

The spelling of 44811994656 in words is "forty-four billion, eight hundred eleven million, nine hundred ninety-four thousand, six hundred fifty-six".