396428928575 has 24 divisors (see below), whose sum is σ = 494941561296. Its totient is φ = 314973792000.

The previous prime is 396428928557. The next prime is 396428928589. The reversal of 396428928575 is 575829824693.

It is not a de Polignac number, because 396428928575 - 2²⁸ = 396160493119 is a prime.

It is a super-2 number, since 2×396428928575² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3385964 + ... + 3501086.

It is an arithmetic number, because the mean of its divisors is an integer number (20622565054).

Almost surely, 2^396428928575 is an apocalyptic number.

396428928575 is a deficient number, since it is larger than the sum of its proper divisors (98512632721).

396428928575 is a wasteful number, since it uses less digits than its factorization.

396428928575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116075 (or 116070 counting only the distinct ones).

The product of its digits is 261273600, while the sum is 68.

The spelling of 396428928575 in words is "three hundred ninety-six billion, four hundred twenty-eight million, nine hundred twenty-eight thousand, five hundred seventy-five".