34188205138 has 8 divisors (see below), whose sum is σ = 51900167088. Its totient is φ = 16888149444.

The previous prime is 34188205133. The next prime is 34188205141. The reversal of 34188205138 is 83150288143.

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

It is a junction number, because it is equal to n+sod(n) for n = 34188205094 and 34188205103.

It is not an unprimeable number, because it can be changed into a prime (34188205133) 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, 102976356 + ... + 102976687.

It is an arithmetic number, because the mean of its divisors is an integer number (6487520886).

Almost surely, 2^34188205138 is an apocalyptic number.

34188205138 is a deficient number, since it is larger than the sum of its proper divisors (17711961950).

34188205138 is a wasteful number, since it uses less digits than its factorization.

34188205138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205953128.

The product of its (nonzero) digits is 184320, while the sum is 43.

The spelling of 34188205138 in words is "thirty-four billion, one hundred eighty-eight million, two hundred five thousand, one hundred thirty-eight".