12254043545 has 8 divisors (see below), whose sum is σ = 14715194496. Its totient is φ = 9796340016.

The previous prime is 12254043533. The next prime is 12254043601. The reversal of 12254043545 is 54534045221.

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 12254043545 - 2¹² = 12254039449 is a prime.

It is a Duffinian 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, 854027 + ... + 868256.

It is an arithmetic number, because the mean of its divisors is an integer number (1839399312).

Almost surely, 2^12254043545 is an apocalyptic number.

It is an amenable number.

12254043545 is a deficient number, since it is larger than the sum of its proper divisors (2461150951).

12254043545 is a wasteful number, since it uses less digits than its factorization.

12254043545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1723711.

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 12254043545 its reverse (54534045221), we get a palindrome (66788088766).

The spelling of 12254043545 in words is "twelve billion, two hundred fifty-four million, forty-three thousand, five hundred forty-five".