44036081388 has 72 divisors (see below), whose sum is σ = 122663869328. Its totient is φ = 13234451328.

The previous prime is 44036081363. The next prime is 44036081389. The reversal of 44036081388 is 88318063044.

44036081388 is a `hidden beast` number, since 4 + 4 + 0 + 3 + 608 + 1 + 38 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (44036081389) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1073995 + ... + 1114242.

Almost surely, 2^44036081388 is an apocalyptic number.

It is an amenable number.

44036081388 is an abundant number, since it is smaller than the sum of its proper divisors (78627787940).

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

44036081388 is a wasteful number, since it uses less digits than its factorization.

44036081388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2188303 (or 2188298 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The spelling of 44036081388 in words is "forty-four billion, thirty-six million, eighty-one thousand, three hundred eighty-eight".