394692296493 has 16 divisors (see below), whose sum is σ = 574966446912. Its totient is φ = 238845552000.

The previous prime is 394692296489. The next prime is 394692296569.

394692296493 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 394692296493 - 2² = 394692296489 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394692296443) 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, 9025368 + ... + 9068993.

It is an arithmetic number, because the mean of its divisors is an integer number (35935402932).

Almost surely, 2^394692296493 is an apocalyptic number.

394692296493 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

394692296493 is a deficient number, since it is larger than the sum of its proper divisors (180274150419).

394692296493 is a wasteful number, since it uses less digits than its factorization.

394692296493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18095036.

The product of its digits is 136048896, while the sum is 66.

The spelling of 394692296493 in words is "three hundred ninety-four billion, six hundred ninety-two million, two hundred ninety-six thousand, four hundred ninety-three".