396431890325 has 12 divisors (see below), whose sum is σ = 491584369920. Its totient is φ = 317139818160.

The previous prime is 396431890241. The next prime is 396431890333. The reversal of 396431890325 is 523098134693.

It is not a de Polignac number, because 396431890325 - 2⁸ = 396431890069 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1794806 + ... + 2003544.

It is an arithmetic number, because the mean of its divisors is an integer number (40965364160).

Almost surely, 2^396431890325 is an apocalyptic number.

It is an amenable number.

396431890325 is a deficient number, since it is larger than the sum of its proper divisors (95152479595).

396431890325 is a wasteful number, since it uses less digits than its factorization.

396431890325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284716 (or 284711 counting only the distinct ones).

The product of its (nonzero) digits is 4199040, while the sum is 53.

The spelling of 396431890325 in words is "three hundred ninety-six billion, four hundred thirty-one million, eight hundred ninety thousand, three hundred twenty-five".