2044450311623 has 8 divisors (see below), whose sum is σ = 2080668860160. Its totient is φ = 2008283991480.

The previous prime is 2044450311577. The next prime is 2044450311667. The reversal of 2044450311623 is 3261130544402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2044450311623 - 2⁶ = 2044450311559 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 (2044450311223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12978113 + ... + 13134698.

It is an arithmetic number, because the mean of its divisors is an integer number (260083607520).

Almost surely, 2^{2044450311623} is an apocalyptic number.

2044450311623 is a deficient number, since it is larger than the sum of its proper divisors (36218548537).

2044450311623 is a wasteful number, since it uses less digits than its factorization.

2044450311623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26114197.

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 2044450311623 in words is "two trillion, forty-four billion, four hundred fifty million, three hundred eleven thousand, six hundred twenty-three".