12153322454 has 16 divisors (see below), whose sum is σ = 22436903328. Its totient is φ = 4807907712.

The previous prime is 12153322453. The next prime is 12153322499. The reversal of 12153322454 is 45422335121.

It is a self number, because there is not a number n which added to its sum of digits gives 12153322454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12153322453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33388067 + ... + 33388430.

It is an arithmetic number, because the mean of its divisors is an integer number (1402306458).

Almost surely, 2^12153322454 is an apocalyptic number.

12153322454 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12153322454 is a deficient number, since it is larger than the sum of its proper divisors (10283580874).

12153322454 is a wasteful number, since it uses less digits than its factorization.

12153322454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66776519.

The product of its digits is 28800, while the sum is 32.

Adding to 12153322454 its reverse (45422335121), we get a palindrome (57575657575).

The spelling of 12153322454 in words is "twelve billion, one hundred fifty-three million, three hundred twenty-two thousand, four hundred fifty-four".