2455243447 has 8 divisors (see below), whose sum is σ = 2523415536. Its totient is φ = 2387166912.

The previous prime is 2455243433. The next prime is 2455243457. The reversal of 2455243447 is 7443425542.

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 2455243447 - 2²⁷ = 2321025719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2455243457) 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, 29868 + ... + 76174.

It is an arithmetic number, because the mean of its divisors is an integer number (315426942).

Almost surely, 2^2455243447 is an apocalyptic number.

2455243447 is a deficient number, since it is larger than the sum of its proper divisors (68172089).

2455243447 is a wasteful number, since it uses less digits than its factorization.

2455243447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47777.

The product of its digits is 537600, while the sum is 40.

The square root of 2455243447 is about 49550.4131869755. The cubic root of 2455243447 is about 1349.0607910872.

Adding to 2455243447 its reverse (7443425542), we get a palindrome (9898668989).

The spelling of 2455243447 in words is "two billion, four hundred fifty-five million, two hundred forty-three thousand, four hundred forty-seven".