34149491969 has 2 divisors, whose sum is σ = 34149491970. Its totient is φ = 34149491968.

The previous prime is 34149491963. The next prime is 34149492001. The reversal of 34149491969 is 96919494143.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18036490000 + 16113001969 = 134300^2 + 126937^2 .

It is a cyclic number.

It is not a de Polignac number, because 34149491969 - 2⁴ = 34149491953 is a prime.

It is a super-2 number, since 2×34149491969² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (34149491963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17074745984 + 17074745985.

It is an arithmetic number, because the mean of its divisors is an integer number (17074745985).

Almost surely, 2^34149491969 is an apocalyptic number.

It is an amenable number.

34149491969 is a deficient number, since it is larger than the sum of its proper divisors (1).

34149491969 is an equidigital number, since it uses as much as digits as its factorization.

34149491969 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7558272, while the sum is 59.

The spelling of 34149491969 in words is "thirty-four billion, one hundred forty-nine million, four hundred ninety-one thousand, nine hundred sixty-nine".