34364191643 has 2 divisors, whose sum is σ = 34364191644. Its totient is φ = 34364191642.

The previous prime is 34364191639. The next prime is 34364191681. The reversal of 34364191643 is 34619146343.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34364191643 - 2² = 34364191639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34364191594 and 34364191603.

It is not a weakly prime, because it can be changed into another prime (34364191613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17182095821 + 17182095822.

It is an arithmetic number, because the mean of its divisors is an integer number (17182095822).

Almost surely, 2^34364191643 is an apocalyptic number.

34364191643 is a deficient number, since it is larger than the sum of its proper divisors (1).

34364191643 is an equidigital number, since it uses as much as digits as its factorization.

34364191643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 44.

The spelling of 34364191643 in words is "thirty-four billion, three hundred sixty-four million, one hundred ninety-one thousand, six hundred forty-three".