44001004023 has 12 divisors (see below), whose sum is σ = 66902111640. Its totient is φ = 27790107696.

The previous prime is 44001003997. The next prime is 44001004039. The reversal of 44001004023 is 32040010044.

It is not a de Polignac number, because 44001004023 - 2¹⁰ = 44001002999 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 44001003987 and 44001004005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44001004093) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128657736 + ... + 128658077.

It is an arithmetic number, because the mean of its divisors is an integer number (5575175970).

Almost surely, 2^44001004023 is an apocalyptic number.

44001004023 is a deficient number, since it is larger than the sum of its proper divisors (22901107617).

44001004023 is a wasteful number, since it uses less digits than its factorization.

44001004023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257315838 (or 257315835 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 44001004023 its reverse (32040010044), we get a palindrome (76041014067).

The spelling of 44001004023 in words is "forty-four billion, one million, four thousand, twenty-three".