44474738138903 has 4 divisors (see below), whose sum is σ = 45010578357528. Its totient is φ = 43938897920280.

The previous prime is 44474738138867. The next prime is 44474738138939. The reversal of 44474738138903 is 30983183747444.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (44474738138867) and next prime (44474738138939).

It is a cyclic number.

It is not a de Polignac number, because 44474738138903 - 2⁸ = 44474738138647 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44474738138903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44474738128903) 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, 267920109188 + ... + 267920109353.

It is an arithmetic number, because the mean of its divisors is an integer number (11252644589382).

Almost surely, 2^{44474738138903} is an apocalyptic number.

44474738138903 is a deficient number, since it is larger than the sum of its proper divisors (535840218625).

44474738138903 is an equidigital number, since it uses as much as digits as its factorization.

44474738138903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535840218624.

The product of its (nonzero) digits is 195084288, while the sum is 65.

The spelling of 44474738138903 in words is "forty-four trillion, four hundred seventy-four billion, seven hundred thirty-eight million, one hundred thirty-eight thousand, nine hundred three".