34791819779 has 2 divisors, whose sum is σ = 34791819780. Its totient is φ = 34791819778.

The previous prime is 34791819739. The next prime is 34791819787. The reversal of 34791819779 is 97791819743.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34791819779 is a prime.

It is not a weakly prime, because it can be changed into another prime (34791819739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17395909889 + 17395909890.

It is an arithmetic number, because the mean of its divisors is an integer number (17395909890).

Almost surely, 2^34791819779 is an apocalyptic number.

34791819779 is a deficient number, since it is larger than the sum of its proper divisors (1).

34791819779 is an equidigital number, since it uses as much as digits as its factorization.

34791819779 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24004512, while the sum is 65.

The spelling of 34791819779 in words is "thirty-four billion, seven hundred ninety-one million, eight hundred nineteen thousand, seven hundred seventy-nine".