34389793018 has 16 divisors (see below), whose sum is σ = 59045065344. Its totient is φ = 14715699120.

The previous prime is 34389793013. The next prime is 34389793021. The reversal of 34389793018 is 81039798343.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 34389793018.

It is not an unprimeable number, because it can be changed into a prime (34389793013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1889253 + ... + 1907368.

It is an arithmetic number, because the mean of its divisors is an integer number (3690316584).

Almost surely, 2^34389793018 is an apocalyptic number.

34389793018 is a deficient number, since it is larger than the sum of its proper divisors (24655272326).

34389793018 is a wasteful number, since it uses less digits than its factorization.

34389793018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3797277.

The product of its (nonzero) digits is 3919104, while the sum is 55.

The spelling of 34389793018 in words is "thirty-four billion, three hundred eighty-nine million, seven hundred ninety-three thousand, eighteen".