44440040399988 has 12 divisors (see below), whose sum is σ = 103693427600000. Its totient is φ = 14813346799992.

The previous prime is 44440040399987. The next prime is 44440040400029. The reversal of 44440040399988 is 88999304004444.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44440040399987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1851668349988 + ... + 1851668350011.

Almost surely, 2^{44440040399988} is an apocalyptic number.

It is an amenable number.

44440040399988 is an abundant number, since it is smaller than the sum of its proper divisors (59253387200012).

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

44440040399988 is a wasteful number, since it uses less digits than its factorization.

44440040399988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3703336700006 (or 3703336700004 counting only the distinct ones).

The product of its (nonzero) digits is 143327232, while the sum is 66.

The spelling of 44440040399988 in words is "forty-four trillion, four hundred forty billion, forty million, three hundred ninety-nine thousand, nine hundred eighty-eight".