22851864323 has 4 divisors (see below), whose sum is σ = 22929857328. Its totient is φ = 22773871320.

The previous prime is 22851864293. The next prime is 22851864341. The reversal of 22851864323 is 32346815822.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22851864323 - 2⁸ = 22851864067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22851864523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38996063 + ... + 38996648.

It is an arithmetic number, because the mean of its divisors is an integer number (5732464332).

Almost surely, 2^22851864323 is an apocalyptic number.

22851864323 is a deficient number, since it is larger than the sum of its proper divisors (77993005).

22851864323 is an equidigital number, since it uses as much as digits as its factorization.

22851864323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77993004.

The product of its digits is 552960, while the sum is 44.

The spelling of 22851864323 in words is "twenty-two billion, eight hundred fifty-one million, eight hundred sixty-four thousand, three hundred twenty-three".