15670497684223 has 2 divisors, whose sum is σ = 15670497684224. Its totient is φ = 15670497684222.

The previous prime is 15670497684221. The next prime is 15670497684253. The reversal of 15670497684223 is 32248679407651.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15670497684223 - 2¹ = 15670497684221 is a prime.

It is a super-2 number, since 2×15670497684223² (a number of 27 digits) contains 22 as substring.

Together with 15670497684221, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15670497684221) 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, 7835248842111 + 7835248842112.

It is an arithmetic number, because the mean of its divisors is an integer number (7835248842112).

It is a 1-persistent number, because it is pandigital, but 2⋅15670497684223 = 31340995368446 is not.

Almost surely, 2^{15670497684223} is an apocalyptic number.

15670497684223 is a deficient number, since it is larger than the sum of its proper divisors (1).

15670497684223 is an equidigital number, since it uses as much as digits as its factorization.

15670497684223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 121927680, while the sum is 64.

The spelling of 15670497684223 in words is "fifteen trillion, six hundred seventy billion, four hundred ninety-seven million, six hundred eighty-four thousand, two hundred twenty-three".