44036081840 has 40 divisors (see below), whose sum is σ = 102571165680. Its totient is φ = 17582213376.

The previous prime is 44036081833. The next prime is 44036081863. The reversal of 44036081840 is 4818063044.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 44036081794 and 44036081803.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 459395 + ... + 546914.

It is an arithmetic number, because the mean of its divisors is an integer number (2564279142).

Almost surely, 2^44036081840 is an apocalyptic number.

44036081840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44036081840 is an abundant number, since it is smaller than the sum of its proper divisors (58535083840).

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

44036081840 is a wasteful number, since it uses less digits than its factorization.

44036081840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006869 (or 1006863 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 38.

The spelling of 44036081840 in words is "forty-four billion, thirty-six million, eighty-one thousand, eight hundred forty".