23472212447 has 2 divisors, whose sum is σ = 23472212448. Its totient is φ = 23472212446.

The previous prime is 23472212399. The next prime is 23472212453. The reversal of 23472212447 is 74421227432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23472212447 - 2¹² = 23472208351 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23472212447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23478212447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11736106223 + 11736106224.

It is an arithmetic number, because the mean of its divisors is an integer number (11736106224).

Almost surely, 2^23472212447 is an apocalyptic number.

23472212447 is a deficient number, since it is larger than the sum of its proper divisors (1).

23472212447 is an equidigital number, since it uses as much as digits as its factorization.

23472212447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 150528, while the sum is 38.

Adding to 23472212447 its reverse (74421227432), we get a palindrome (97893439879).

The spelling of 23472212447 in words is "twenty-three billion, four hundred seventy-two million, two hundred twelve thousand, four hundred forty-seven".