12324235551 has 16 divisors (see below), whose sum is σ = 16850254848. Its totient is φ = 8007595200.

The previous prime is 12324235543. The next prime is 12324235559. The reversal of 12324235551 is 15553242321.

It is an interprime number because it is at equal distance from previous prime (12324235543) and next prime (12324235559).

It is not a de Polignac number, because 12324235551 - 2³ = 12324235543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12324235559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71340 + ... + 172446.

It is an arithmetic number, because the mean of its divisors is an integer number (1053140928).

Almost surely, 2^12324235551 is an apocalyptic number.

12324235551 is a deficient number, since it is larger than the sum of its proper divisors (4526019297).

12324235551 is a wasteful number, since it uses less digits than its factorization.

12324235551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102142.

The product of its digits is 36000, while the sum is 33.

Adding to 12324235551 its reverse (15553242321), we get a palindrome (27877477872).

The spelling of 12324235551 in words is "twelve billion, three hundred twenty-four million, two hundred thirty-five thousand, five hundred fifty-one".