395938479745 has 8 divisors (see below), whose sum is σ = 500132816640. Its totient is φ = 300079689840.

The previous prime is 395938479721. The next prime is 395938479751. The reversal of 395938479745 is 547974839593.

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

It is not a de Polignac number, because 395938479745 - 2²⁷ = 395804262017 is a prime.

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, 2083886641 + ... + 2083886830.

It is an arithmetic number, because the mean of its divisors is an integer number (62516602080).

Almost surely, 2^395938479745 is an apocalyptic number.

It is an amenable number.

395938479745 is a deficient number, since it is larger than the sum of its proper divisors (104194336895).

395938479745 is a wasteful number, since it uses less digits than its factorization.

395938479745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4167773495.

The product of its digits is 1028764800, while the sum is 73.

The spelling of 395938479745 in words is "three hundred ninety-five billion, nine hundred thirty-eight million, four hundred seventy-nine thousand, seven hundred forty-five".