394570630136 has 16 divisors (see below), whose sum is σ = 739842798240. Its totient is φ = 197279217280.

The previous prime is 394570630127. The next prime is 394570630169. The reversal of 394570630136 is 631036075493.

It is a super-2 number, since 2×394570630136² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 481121 + ... + 1010256.

It is an arithmetic number, because the mean of its divisors is an integer number (46240174890).

Almost surely, 2^394570630136 is an apocalyptic number.

It is an amenable number.

394570630136 is a deficient number, since it is larger than the sum of its proper divisors (345272168104).

394570630136 is a wasteful number, since it uses less digits than its factorization.

394570630136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524454 (or 1524450 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 47.

The spelling of 394570630136 in words is "three hundred ninety-four billion, five hundred seventy million, six hundred thirty thousand, one hundred thirty-six".