34364435891 has 2 divisors, whose sum is σ = 34364435892. Its totient is φ = 34364435890.

The previous prime is 34364435887. The next prime is 34364435929. The reversal of 34364435891 is 19853446343.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34364435891 - 2² = 34364435887 is a prime.

It is not a weakly prime, because it can be changed into another prime (34364435821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17182217945 + 17182217946.

It is an arithmetic number, because the mean of its divisors is an integer number (17182217946).

Almost surely, 2^34364435891 is an apocalyptic number.

34364435891 is a deficient number, since it is larger than the sum of its proper divisors (1).

34364435891 is an equidigital number, since it uses as much as digits as its factorization.

34364435891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3732480, while the sum is 50.

The spelling of 34364435891 in words is "thirty-four billion, three hundred sixty-four million, four hundred thirty-five thousand, eight hundred ninety-one".