44536861824 has 512 divisors, whose sum is σ = 152990208000. Its totient is φ = 11163156480.

The previous prime is 44536861819. The next prime is 44536861903. The reversal of 44536861824 is 42816863544.

It is a super-2 number, since 2×44536861824² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 71949387 + ... + 71950005.

It is an arithmetic number, because the mean of its divisors is an integer number (298809000).

Almost surely, 2^44536861824 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 44536861824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76495104000).

44536861824 is an abundant number, since it is smaller than the sum of its proper divisors (108453346176).

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

44536861824 is a wasteful number, since it uses less digits than its factorization.

44536861824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756 (or 744 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 51.

The spelling of 44536861824 in words is "forty-four billion, five hundred thirty-six million, eight hundred sixty-one thousand, eight hundred twenty-four".