396493574399 has 8 divisors (see below), whose sum is σ = 427009228800. Its totient is φ = 365980226976.

The previous prime is 396493574377. The next prime is 396493574413. The reversal of 396493574399 is 993475394693.

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

It is not a de Polignac number, because 396493574399 - 2⁸ = 396493574143 is a prime.

It is a super-2 number, since 2×396493574399² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396493574299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211199 + ... + 915200.

It is an arithmetic number, because the mean of its divisors is an integer number (53376153600).

Almost surely, 2^396493574399 is an apocalyptic number.

396493574399 is a deficient number, since it is larger than the sum of its proper divisors (30515654401).

396493574399 is a wasteful number, since it uses less digits than its factorization.

396493574399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153489.

The product of its digits is 595213920, while the sum is 71.

The spelling of 396493574399 in words is "three hundred ninety-six billion, four hundred ninety-three million, five hundred seventy-four thousand, three hundred ninety-nine".