13820622659 has 2 divisors, whose sum is σ = 13820622660. Its totient is φ = 13820622658.

The previous prime is 13820622649. The next prime is 13820622703. The reversal of 13820622659 is 95622602831.

It is an a-pointer prime, because the next prime (13820622703) can be obtained adding 13820622659 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13820622659 is a prime.

It is a super-2 number, since 2×13820622659² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13820622649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6910311329 + 6910311330.

It is an arithmetic number, because the mean of its divisors is an integer number (6910311330).

Almost surely, 2^13820622659 is an apocalyptic number.

13820622659 is a deficient number, since it is larger than the sum of its proper divisors (1).

13820622659 is an equidigital number, since it uses as much as digits as its factorization.

13820622659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 13820622659 in words is "thirteen billion, eight hundred twenty million, six hundred twenty-two thousand, six hundred fifty-nine".