20044377074023 has 4 divisors (see below), whose sum is σ = 20051564017320. Its totient is φ = 20037190130728.

The previous prime is 20044377074017. The next prime is 20044377074053. The reversal of 20044377074023 is 32047077344002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20044377074023 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 (20044377074053) 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, 3593467465 + ... + 3593473042.

It is an arithmetic number, because the mean of its divisors is an integer number (5012891004330).

Almost surely, 2^{20044377074023} is an apocalyptic number.

20044377074023 is a deficient number, since it is larger than the sum of its proper divisors (7186943297).

20044377074023 is an equidigital number, since it uses as much as digits as its factorization.

20044377074023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7186943296.

The product of its (nonzero) digits is 790272, while the sum is 43.

The spelling of 20044377074023 in words is "twenty trillion, forty-four billion, three hundred seventy-seven million, seventy-four thousand, twenty-three".