24225966913 has 2 divisors, whose sum is σ = 24225966914. Its totient is φ = 24225966912.

The previous prime is 24225966889. The next prime is 24225967037. The reversal of 24225966913 is 31966952242.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23787818289 + 438148624 = 154233^2 + 20932^2 .

It is a cyclic number.

It is not a de Polignac number, because 24225966913 - 2¹⁷ = 24225835841 is a prime.

It is not a weakly prime, because it can be changed into another prime (24225966113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12112983456 + 12112983457.

It is an arithmetic number, because the mean of its divisors is an integer number (12112983457).

Almost surely, 2^24225966913 is an apocalyptic number.

It is an amenable number.

24225966913 is a deficient number, since it is larger than the sum of its proper divisors (1).

24225966913 is an equidigital number, since it uses as much as digits as its factorization.

24225966913 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1399680, while the sum is 49.

The spelling of 24225966913 in words is "twenty-four billion, two hundred twenty-five million, nine hundred sixty-six thousand, nine hundred thirteen".