34418442251 has 2 divisors, whose sum is σ = 34418442252. Its totient is φ = 34418442250.

The previous prime is 34418442229. The next prime is 34418442277. The reversal of 34418442251 is 15224481443.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34418442251 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (34418442281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17209221125 + 17209221126.

It is an arithmetic number, because the mean of its divisors is an integer number (17209221126).

Almost surely, 2^34418442251 is an apocalyptic number.

34418442251 is a deficient number, since it is larger than the sum of its proper divisors (1).

34418442251 is an equidigital number, since it uses as much as digits as its factorization.

34418442251 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 122880, while the sum is 38.

The spelling of 34418442251 in words is "thirty-four billion, four hundred eighteen million, four hundred forty-two thousand, two hundred fifty-one".