12320553055 has 8 divisors (see below), whose sum is σ = 15654349872. Its totient is φ = 9276651648.

The previous prime is 12320553043. The next prime is 12320553101. The reversal of 12320553055 is 55035502321.

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 12320553055 - 2⁵ = 12320553023 is a prime.

It is a super-3 number, since 3×12320553055³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72473757 + ... + 72473926.

It is an arithmetic number, because the mean of its divisors is an integer number (1956793734).

Almost surely, 2^12320553055 is an apocalyptic number.

12320553055 is a deficient number, since it is larger than the sum of its proper divisors (3333796817).

12320553055 is a wasteful number, since it uses less digits than its factorization.

12320553055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144947705.

The product of its (nonzero) digits is 22500, while the sum is 31.

The spelling of 12320553055 in words is "twelve billion, three hundred twenty million, five hundred fifty-three thousand, fifty-five".