44004444399 has 16 divisors (see below), whose sum is σ = 68026195200. Its totient is φ = 28060804728.

The previous prime is 44004444373. The next prime is 44004444401. The reversal of 44004444399 is 99344440044.

It is not a de Polignac number, because 44004444399 - 2¹³ = 44004436207 is a prime.

It is a super-2 number, since 2×44004444399² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44004444329) 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, 35429689 + ... + 35430930.

It is an arithmetic number, because the mean of its divisors is an integer number (4251637200).

Almost surely, 2^44004444399 is an apocalyptic number.

44004444399 is a deficient number, since it is larger than the sum of its proper divisors (24021750801).

44004444399 is a wasteful number, since it uses less digits than its factorization.

44004444399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70860651 (or 70860645 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 44004444399 in words is "forty-four billion, four million, four hundred forty-four thousand, three hundred ninety-nine".