44431333313445 has 64 divisors (see below), whose sum is σ = 85102548572160. Its totient is φ = 21864261851136.

The previous prime is 44431333313417. The next prime is 44431333313509. The reversal of 44431333313445 is 54431333313444.

44431333313445 is a `hidden beast` number, since 4 + 4 + 43 + 133 + 3 + 31 + 3 + 445 = 666.

It is not a de Polignac number, because 44431333313445 - 2³⁵ = 44396973575077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 44431333313445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1579957 + ... + 9558186.

It is an arithmetic number, because the mean of its divisors is an integer number (1329727321440).

Almost surely, 2^{44431333313445} is an apocalyptic number.

44431333313445 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44431333313445 is a deficient number, since it is larger than the sum of its proper divisors (40671215258715).

44431333313445 is a wasteful number, since it uses less digits than its factorization.

44431333313445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11140443 (or 11140437 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 45.

Adding to 44431333313445 its reverse (54431333313444), we get a palindrome (98862666626889).

Subtracting 44431333313445 from its reverse (54431333313444), we obtain a palindrome (9999999999999).

The spelling of 44431333313445 in words is "forty-four trillion, four hundred thirty-one billion, three hundred thirty-three million, three hundred thirteen thousand, four hundred forty-five".