12254332454431 has 4 divisors (see below), whose sum is σ = 12254450254000. Its totient is φ = 12254214654864.

The previous prime is 12254332454411. The next prime is 12254332454447. The reversal of 12254332454431 is 13445423345221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12254332454431 - 2²¹ = 12254330357279 is a prime.

It is a super-2 number, since 2×12254332454431² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12254332454411) 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, 58743606 + ... + 58951843.

It is an arithmetic number, because the mean of its divisors is an integer number (3063612563500).

Almost surely, 2^{12254332454431} is an apocalyptic number.

12254332454431 is a deficient number, since it is larger than the sum of its proper divisors (117799569).

12254332454431 is a wasteful number, since it uses less digits than its factorization.

12254332454431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117799568.

The product of its digits is 1382400, while the sum is 43.

Adding to 12254332454431 its reverse (13445423345221), we get a palindrome (25699755799652).

The spelling of 12254332454431 in words is "twelve trillion, two hundred fifty-four billion, three hundred thirty-two million, four hundred fifty-four thousand, four hundred thirty-one".