25224103969 has 2 divisors, whose sum is σ = 25224103970. Its totient is φ = 25224103968.

The previous prime is 25224103951. The next prime is 25224104021. The reversal of 25224103969 is 96930142252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20710951569 + 4513152400 = 143913^2 + 67180^2 .

It is a cyclic number.

It is not a de Polignac number, because 25224103969 - 2¹¹ = 25224101921 is a prime.

It is a super-2 number, since 2×25224103969² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (25224113969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12612051984 + 12612051985.

It is an arithmetic number, because the mean of its divisors is an integer number (12612051985).

Almost surely, 2^25224103969 is an apocalyptic number.

It is an amenable number.

25224103969 is a deficient number, since it is larger than the sum of its proper divisors (1).

25224103969 is an equidigital number, since it uses as much as digits as its factorization.

25224103969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 25224103969 in words is "twenty-five billion, two hundred twenty-four million, one hundred three thousand, nine hundred sixty-nine".