34186831818 has 8 divisors (see below), whose sum is σ = 68373663648. Its totient is φ = 11395610604.

The previous prime is 34186831813. The next prime is 34186831823. The reversal of 34186831818 is 81813868143.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (34186831813) and next prime (34186831823).

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

34186831818 is an admirable number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (34186831813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2848902646 + ... + 2848902657.

It is an arithmetic number, because the mean of its divisors is an integer number (8546707956).

Almost surely, 2^34186831818 is an apocalyptic number.

34186831818 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.

34186831818 is a wasteful number, since it uses less digits than its factorization.

34186831818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5697805308.

The product of its digits is 884736, while the sum is 51.

The spelling of 34186831818 in words is "thirty-four billion, one hundred eighty-six million, eight hundred thirty-one thousand, eight hundred eighteen".