34216644197 has 2 divisors, whose sum is σ = 34216644198. Its totient is φ = 34216644196.

The previous prime is 34216644131. The next prime is 34216644271. The reversal of 34216644197 is 79144661243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34205022916 + 11621281 = 184946^2 + 3409^2 .

It is a cyclic number.

It is not a de Polignac number, because 34216644197 - 2³⁴ = 17036775013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34216644097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17108322098 + 17108322099.

It is an arithmetic number, because the mean of its divisors is an integer number (17108322099).

Almost surely, 2^34216644197 is an apocalyptic number.

It is an amenable number.

34216644197 is a deficient number, since it is larger than the sum of its proper divisors (1).

34216644197 is an equidigital number, since it uses as much as digits as its factorization.

34216644197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 47.

The spelling of 34216644197 in words is "thirty-four billion, two hundred sixteen million, six hundred forty-four thousand, one hundred ninety-seven".