138416246699 has 2 divisors, whose sum is σ = 138416246700. Its totient is φ = 138416246698.

The previous prime is 138416246641. The next prime is 138416246713. The reversal of 138416246699 is 996642614831.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-138416246699 is a prime.

It is not a weakly prime, because it can be changed into another prime (138416246629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69208123349 + 69208123350.

It is an arithmetic number, because the mean of its divisors is an integer number (69208123350).

Almost surely, 2^138416246699 is an apocalyptic number.

138416246699 is a deficient number, since it is larger than the sum of its proper divisors (1).

138416246699 is an equidigital number, since it uses as much as digits as its factorization.

138416246699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13436928, while the sum is 59.

The spelling of 138416246699 in words is "one hundred thirty-eight billion, four hundred sixteen million, two hundred forty-six thousand, six hundred ninety-nine".