44400421143023 has 32 divisors (see below), whose sum is σ = 49290525829440. Its totient is φ = 39654226944000.

The previous prime is 44400421143011. The next prime is 44400421143031. The reversal of 44400421143023 is 32034112400444.

It is a cyclic number.

It is not a de Polignac number, because 44400421143023 - 2⁴⁰ = 43300909515247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44400421173023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3245400743 + ... + 3245414423.

It is an arithmetic number, because the mean of its divisors is an integer number (1540328932170).

Almost surely, 2^{44400421143023} is an apocalyptic number.

44400421143023 is a deficient number, since it is larger than the sum of its proper divisors (4890104686417).

44400421143023 is a wasteful number, since it uses less digits than its factorization.

44400421143023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19259.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 44400421143023 its reverse (32034112400444), we get a palindrome (76434533543467).

The spelling of 44400421143023 in words is "forty-four trillion, four hundred billion, four hundred twenty-one million, one hundred forty-three thousand, twenty-three".