440374380144 has 40 divisors (see below), whose sum is σ = 1137710463120. Its totient is φ = 146781570048.

The previous prime is 440374380023. The next prime is 440374380179. The reversal of 440374380144 is 441083473044.

It is a junction number, because it is equal to n+sod(n) for n = 440374380096 and 440374380105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428962 + ... + 1031870.

It is an arithmetic number, because the mean of its divisors is an integer number (28442761578).

Almost surely, 2^440374380144 is an apocalyptic number.

It is an amenable number.

440374380144 is an abundant number, since it is smaller than the sum of its proper divisors (697336082976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440374380144 is a wasteful number, since it uses less digits than its factorization.

440374380144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618137 (or 618131 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 42.

The spelling of 440374380144 in words is "four hundred forty billion, three hundred seventy-four million, three hundred eighty thousand, one hundred forty-four".