684524112323 has 2 divisors, whose sum is σ = 684524112324. Its totient is φ = 684524112322.

The previous prime is 684524112289. The next prime is 684524112383. The reversal of 684524112323 is 323211425486.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 684524112323 - 2²⁰ = 684523063747 is a prime.

It is a super-2 number, since 2×684524112323² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (684524112383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 342262056161 + 342262056162.

It is an arithmetic number, because the mean of its divisors is an integer number (342262056162).

Almost surely, 2^684524112323 is an apocalyptic number.

684524112323 is a deficient number, since it is larger than the sum of its proper divisors (1).

684524112323 is an equidigital number, since it uses as much as digits as its factorization.

684524112323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 276480, while the sum is 41.

The spelling of 684524112323 in words is "six hundred eighty-four billion, five hundred twenty-four million, one hundred twelve thousand, three hundred twenty-three".