34638234198 has 16 divisors (see below), whose sum is σ = 69889535856. Its totient is φ = 11443900160.

The previous prime is 34638234193. The next prime is 34638234199. The reversal of 34638234198 is 89143283643.

It is a self number, because there is not a number n which added to its sum of digits gives 34638234198.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34638234193) 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, 25543743 + ... + 25545098.

It is an arithmetic number, because the mean of its divisors is an integer number (4368095991).

Almost surely, 2^34638234198 is an apocalyptic number.

34638234198 is an abundant number, since it is smaller than the sum of its proper divisors (35251301658).

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

34638234198 is a wasteful number, since it uses less digits than its factorization.

34638234198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51088959.

The product of its digits is 2985984, while the sum is 51.

The spelling of 34638234198 in words is "thirty-four billion, six hundred thirty-eight million, two hundred thirty-four thousand, one hundred ninety-eight".