339616779991 has 2 divisors, whose sum is σ = 339616779992. Its totient is φ = 339616779990.

The previous prime is 339616779941. The next prime is 339616780109. The reversal of 339616779991 is 199977616933.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 339616779991 - 2²⁵ = 339583225559 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 339616779991.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (339616779941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169808389995 + 169808389996.

It is an arithmetic number, because the mean of its divisors is an integer number (169808389996).

Almost surely, 2^339616779991 is an apocalyptic number.

339616779991 is a deficient number, since it is larger than the sum of its proper divisors (1).

339616779991 is an equidigital number, since it uses as much as digits as its factorization.

339616779991 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 104162436, while the sum is 70.

The spelling of 339616779991 in words is "three hundred thirty-nine billion, six hundred sixteen million, seven hundred seventy-nine thousand, nine hundred ninety-one".