396789678575 has 12 divisors (see below), whose sum is σ = 492488270400. Its totient is φ = 317129117760.

The previous prime is 396789678557. The next prime is 396789678707. The reversal of 396789678575 is 575876987693.

It is not a de Polignac number, because 396789678575 - 2⁶ = 396789678511 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 396789678575.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7538879 + ... + 7591328.

It is an arithmetic number, because the mean of its divisors is an integer number (41040689200).

Almost surely, 2^396789678575 is an apocalyptic number.

396789678575 is a deficient number, since it is larger than the sum of its proper divisors (95698591825).

396789678575 is a wasteful number, since it uses less digits than its factorization.

396789678575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15131266 (or 15131261 counting only the distinct ones).

The product of its digits is 4800902400, while the sum is 80.

The spelling of 396789678575 in words is "three hundred ninety-six billion, seven hundred eighty-nine million, six hundred seventy-eight thousand, five hundred seventy-five".