34674773783861 has 2 divisors, whose sum is σ = 34674773783862. Its totient is φ = 34674773783860.

The previous prime is 34674773783827. The next prime is 34674773783873. The reversal of 34674773783861 is 16838737747643.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20609048598961 + 14065725184900 = 4539719^2 + 3750430^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34674773783861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34674773783161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17337386891930 + 17337386891931.

It is an arithmetic number, because the mean of its divisors is an integer number (17337386891931).

Almost surely, 2^{34674773783861} is an apocalyptic number.

It is an amenable number.

34674773783861 is a deficient number, since it is larger than the sum of its proper divisors (1).

34674773783861 is an equidigital number, since it uses as much as digits as its factorization.

34674773783861 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2389782528, while the sum is 74.

The spelling of 34674773783861 in words is "thirty-four trillion, six hundred seventy-four billion, seven hundred seventy-three million, seven hundred eighty-three thousand, eight hundred sixty-one".