679742773134 has 8 divisors (see below), whose sum is σ = 1359485546280. Its totient is φ = 226580924376.

The previous prime is 679742773117. The next prime is 679742773163. The reversal of 679742773134 is 431377247976.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

679742773134 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56645231089 + ... + 56645231100.

It is an arithmetic number, because the mean of its divisors is an integer number (169935693285).

Almost surely, 2^679742773134 is an apocalyptic number.

679742773134 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

679742773134 is a wasteful number, since it uses less digits than its factorization.

679742773134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113290462194.

The product of its digits is 37340352, while the sum is 60.

The spelling of 679742773134 in words is "six hundred seventy-nine billion, seven hundred forty-two million, seven hundred seventy-three thousand, one hundred thirty-four".