44040807552 has 128 divisors (see below), whose sum is σ = 137309005440. Its totient is φ = 12242976768.

The previous prime is 44040807521. The next prime is 44040807557. The reversal of 44040807552 is 25570804044.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 44040807552.

It is not an unprimeable number, because it can be changed into a prime (44040807557) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121953 + ... + 320864.

It is an arithmetic number, because the mean of its divisors is an integer number (1072726605).

Almost surely, 2^44040807552 is an apocalyptic number.

44040807552 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

44040807552 is an abundant number, since it is smaller than the sum of its proper divisors (93268197888).

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

44040807552 is a wasteful number, since it uses less digits than its factorization.

44040807552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442878 (or 442866 counting only the distinct ones).

The product of its (nonzero) digits is 179200, while the sum is 39.

The spelling of 44040807552 in words is "forty-four billion, forty million, eight hundred seven thousand, five hundred fifty-two".