44542440503 has 24 divisors (see below), whose sum is σ = 51987567744. Its totient is φ = 38002595840.

The previous prime is 44542440421. The next prime is 44542440517. The reversal of 44542440503 is 30504424544.

It is not a de Polignac number, because 44542440503 - 2²⁰ = 44541391927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44542440533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 695450 + ... + 756792.

It is an arithmetic number, because the mean of its divisors is an integer number (2166148656).

Almost surely, 2^44542440503 is an apocalyptic number.

44542440503 is a deficient number, since it is larger than the sum of its proper divisors (7445127241).

44542440503 is a wasteful number, since it uses less digits than its factorization.

44542440503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61735 (or 61724 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 35.

The spelling of 44542440503 in words is "forty-four billion, five hundred forty-two million, four hundred forty thousand, five hundred three".