24965558797 has 2 divisors, whose sum is σ = 24965558798. Its totient is φ = 24965558796.

The previous prime is 24965558713. The next prime is 24965558867. The reversal of 24965558797 is 79785556942.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23476061961 + 1489496836 = 153219^2 + 38594^2 .

It is a cyclic number.

It is not a de Polignac number, because 24965558797 - 2²⁷ = 24831341069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24965553797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12482779398 + 12482779399.

It is an arithmetic number, because the mean of its divisors is an integer number (12482779399).

Almost surely, 2^24965558797 is an apocalyptic number.

It is an amenable number.

24965558797 is a deficient number, since it is larger than the sum of its proper divisors (1).

24965558797 is an equidigital number, since it uses as much as digits as its factorization.

24965558797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512000, while the sum is 67.

The spelling of 24965558797 in words is "twenty-four billion, nine hundred sixty-five million, five hundred fifty-eight thousand, seven hundred ninety-seven".