444983912397 has 24 divisors (see below), whose sum is σ = 657764531424. Its totient is φ = 289729558944.

The previous prime is 444983912393. The next prime is 444983912441. The reversal of 444983912397 is 793219389444.

444983912397 is a `hidden beast` number, since 4 + 4 + 4 + 9 + 8 + 391 + 239 + 7 = 666.

It is not a de Polignac number, because 444983912397 - 2² = 444983912393 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444983912393) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4544083 + ... + 4640975.

It is an arithmetic number, because the mean of its divisors is an integer number (27406855476).

Almost surely, 2^444983912397 is an apocalyptic number.

It is an amenable number.

444983912397 is a deficient number, since it is larger than the sum of its proper divisors (212780619027).

444983912397 is a wasteful number, since it uses less digits than its factorization.

444983912397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108809 (or 108806 counting only the distinct ones).

The product of its digits is 47029248, while the sum is 63.

The spelling of 444983912397 in words is "four hundred forty-four billion, nine hundred eighty-three million, nine hundred twelve thousand, three hundred ninety-seven".