394657310130 has 32 divisors (see below), whose sum is σ = 1002893871744. Its totient is φ = 99051246336.

The previous prime is 394657310129. The next prime is 394657310137. The reversal of 394657310130 is 31013756493.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (394657310137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 386918422 + ... + 386919441.

It is an arithmetic number, because the mean of its divisors is an integer number (31340433492).

Almost surely, 2^394657310130 is an apocalyptic number.

394657310130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

394657310130 is an abundant number, since it is smaller than the sum of its proper divisors (608236561614).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

394657310130 is a wasteful number, since it uses less digits than its factorization.

394657310130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773837890.

The product of its (nonzero) digits is 204120, while the sum is 42.

The spelling of 394657310130 in words is "three hundred ninety-four billion, six hundred fifty-seven million, three hundred ten thousand, one hundred thirty".