16379665634329 has 2 divisors, whose sum is σ = 16379665634330. Its totient is φ = 16379665634328.

The previous prime is 16379665634287. The next prime is 16379665634363. The reversal of 16379665634329 is 92343656697361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14777504599104 + 1602161035225 = 3844152^2 + 1265765^2 .

It is an emirp because it is prime and its reverse (92343656697361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16379665634329 - 2¹⁵ = 16379665601561 is a prime.

It is not a weakly prime, because it can be changed into another prime (16379665634369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8189832817164 + 8189832817165.

It is an arithmetic number, because the mean of its divisors is an integer number (8189832817165).

Almost surely, 2^{16379665634329} is an apocalyptic number.

It is an amenable number.

16379665634329 is a deficient number, since it is larger than the sum of its proper divisors (1).

16379665634329 is an equidigital number, since it uses as much as digits as its factorization.

16379665634329 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 793618560, while the sum is 70.

The spelling of 16379665634329 in words is "sixteen trillion, three hundred seventy-nine billion, six hundred sixty-five million, six hundred thirty-four thousand, three hundred twenty-nine".