13629986611919 has 2 divisors, whose sum is σ = 13629986611920. Its totient is φ = 13629986611918.

The previous prime is 13629986611873. The next prime is 13629986611987. The reversal of 13629986611919 is 91911668992631.

13629986611919 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13629986611919 - 2¹² = 13629986607823 is a prime.

It is a super-2 number, since 2×13629986611919² (a number of 27 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13629986616919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6814993305959 + 6814993305960.

It is an arithmetic number, because the mean of its divisors is an integer number (6814993305960).

Almost surely, 2^{13629986611919} is an apocalyptic number.

13629986611919 is a deficient number, since it is larger than the sum of its proper divisors (1).

13629986611919 is an equidigital number, since it uses as much as digits as its factorization.

13629986611919 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68024448, while the sum is 71.

The spelling of 13629986611919 in words is "thirteen trillion, six hundred twenty-nine billion, nine hundred eighty-six million, six hundred eleven thousand, nine hundred nineteen".