12321251706 has 8 divisors (see below), whose sum is σ = 24642503424. Its totient is φ = 4107083900.

The previous prime is 12321251659. The next prime is 12321251707. The reversal of 12321251706 is 60715212321.

It is a sphenic number, since it is the product of 3 distinct primes.

12321251706 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (12321251707) 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, 1026770970 + ... + 1026770981.

It is an arithmetic number, because the mean of its divisors is an integer number (3080312928).

Almost surely, 2^12321251706 is an apocalyptic number.

12321251706 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12321251706 is a wasteful number, since it uses less digits than its factorization.

12321251706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2053541956.

The product of its (nonzero) digits is 5040, while the sum is 30.

The spelling of 12321251706 in words is "twelve billion, three hundred twenty-one million, two hundred fifty-one thousand, seven hundred six".