794607812919 has 20 divisors (see below), whose sum is σ = 1227938003160. Its totient is φ = 511471694160.

The previous prime is 794607812899. The next prime is 794607813053. The reversal of 794607812919 is 919218706497.

794607812919 is a `hidden beast` number, since 7 + 9 + 4 + 607 + 8 + 1 + 2 + 9 + 19 = 666.

It is not a de Polignac number, because 794607812919 - 2⁹ = 794607812407 is a prime.

It is a super-2 number, since 2×794607812919² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (794607811919) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 169135117 + ... + 169139814.

It is an arithmetic number, because the mean of its divisors is an integer number (61396900158).

Almost surely, 2^794607812919 is an apocalyptic number.

794607812919 is a deficient number, since it is larger than the sum of its proper divisors (433330190241).

794607812919 is a wasteful number, since it uses less digits than its factorization.

794607812919 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338274972 (or 338274963 counting only the distinct ones).

The product of its (nonzero) digits is 13716864, while the sum is 63.

The spelling of 794607812919 in words is "seven hundred ninety-four billion, six hundred seven million, eight hundred twelve thousand, nine hundred nineteen".