44372057623 has 4 divisors (see below), whose sum is σ = 44378627328. Its totient is φ = 44365487920.

The previous prime is 44372057599. The next prime is 44372057627. The reversal of 44372057623 is 32675027344.

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

It is a cyclic number.

It is not a de Polignac number, because 44372057623 - 2³³ = 35782123031 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 44372057623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44372057627) 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, 3274711 + ... + 3288232.

It is an arithmetic number, because the mean of its divisors is an integer number (11094656832).

Almost surely, 2^44372057623 is an apocalyptic number.

44372057623 is a deficient number, since it is larger than the sum of its proper divisors (6569705).

44372057623 is an equidigital number, since it uses as much as digits as its factorization.

44372057623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6569704.

The product of its (nonzero) digits is 846720, while the sum is 43.

The spelling of 44372057623 in words is "forty-four billion, three hundred seventy-two million, fifty-seven thousand, six hundred twenty-three".