34979669449 has 2 divisors, whose sum is σ = 34979669450. Its totient is φ = 34979669448.

The previous prime is 34979669419. The next prime is 34979669467. The reversal of 34979669449 is 94496697943.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24787353600 + 10192315849 = 157440^2 + 100957^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34979669449 is a prime.

It is a super-2 number, since 2×34979669449² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (34979669419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17489834724 + 17489834725.

It is an arithmetic number, because the mean of its divisors is an integer number (17489834725).

Almost surely, 2^34979669449 is an apocalyptic number.

It is an amenable number.

34979669449 is a deficient number, since it is larger than the sum of its proper divisors (1).

34979669449 is an equidigital number, since it uses as much as digits as its factorization.

34979669449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 317447424, while the sum is 70.

The spelling of 34979669449 in words is "thirty-four billion, nine hundred seventy-nine million, six hundred sixty-nine thousand, four hundred forty-nine".