12320551245 has 8 divisors (see below), whose sum is σ = 19712882016. Its totient is φ = 6570960656.

The previous prime is 12320551237. The next prime is 12320551249. The reversal of 12320551245 is 54215502321.

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

It is a cyclic number.

It is not a de Polignac number, because 12320551245 - 2³ = 12320551237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320551249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410685027 + ... + 410685056.

It is an arithmetic number, because the mean of its divisors is an integer number (2464110252).

Almost surely, 2^12320551245 is an apocalyptic number.

12320551245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12320551245 is a deficient number, since it is larger than the sum of its proper divisors (7392330771).

12320551245 is an equidigital number, since it uses as much as digits as its factorization.

12320551245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821370091.

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 12320551245 in words is "twelve billion, three hundred twenty million, five hundred fifty-one thousand, two hundred forty-five".