23289243247449 has 27 divisors (see below), whose sum is σ = 34201831263327. Its totient is φ = 15271055809200.

The previous prime is 23289243247447. The next prime is 23289243247451. The reversal of 23289243247449 is 94474234298232.

The square root of 23289243247449 is 4825893.

It is a perfect power (a square), and thus also a powerful number.

23289243247449 is a `hidden beast` number, since 2 + 3 + 2 + 8 + 92 + 4 + 32 + 474 + 49 = 666.

It is an interprime number because it is at equal distance from previous prime (23289243247447) and next prime (23289243247451).

It can be written as a sum of positive squares in only one way, i.e., 757322879049 + 22531920368400 = 870243^2 + 4746780^2 .

It is not a de Polignac number, because 23289243247449 - 2¹ = 23289243247447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23289243247447) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 883125234 + ... + 883151604.

Almost surely, 2^{23289243247449} is an apocalyptic number.

23289243247449 is the 4825893-rd square number.

23289243247449 is the 2412947-th centered octagonal number.

It is an amenable number.

23289243247449 is a deficient number, since it is larger than the sum of its proper divisors (10912588015878).

23289243247449 is an frugal number, since it uses more digits than its factorization.

23289243247449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52870 (or 26435 counting only the distinct ones).

The product of its digits is 167215104, while the sum is 63.

The spelling of 23289243247449 in words is "twenty-three trillion, two hundred eighty-nine billion, two hundred forty-three million, two hundred forty-seven thousand, four hundred forty-nine".