22829818666399 has 2 divisors, whose sum is σ = 22829818666400. Its totient is φ = 22829818666398.

The previous prime is 22829818666349. The next prime is 22829818666489. The reversal of 22829818666399 is 99366681892822.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22829818666399 - 2¹⁷ = 22829818535327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22829818666349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11414909333199 + 11414909333200.

It is an arithmetic number, because the mean of its divisors is an integer number (11414909333200).

Almost surely, 2^{22829818666399} is an apocalyptic number.

22829818666399 is a deficient number, since it is larger than the sum of its proper divisors (1).

22829818666399 is an equidigital number, since it uses as much as digits as its factorization.

22829818666399 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1934917632, while the sum is 79.

The spelling of 22829818666399 in words is "twenty-two trillion, eight hundred twenty-nine billion, eight hundred eighteen million, six hundred sixty-six thousand, three hundred ninety-nine".