99024825709 has 2 divisors, whose sum is σ = 99024825710. Its totient is φ = 99024825708.

The previous prime is 99024825707. The next prime is 99024825721. The reversal of 99024825709 is 90752842099.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97975260100 + 1049565609 = 313010^2 + 32397^2 .

It is a cyclic number.

It is not a de Polignac number, because 99024825709 - 2¹ = 99024825707 is a prime.

It is a super-2 number, since 2×99024825709² (a number of 23 digits) contains 22 as substring.

Together with 99024825707, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 99024825709.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99024825701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49512412854 + 49512412855.

It is an arithmetic number, because the mean of its divisors is an integer number (49512412855).

Almost surely, 2^99024825709 is an apocalyptic number.

It is an amenable number.

99024825709 is a deficient number, since it is larger than the sum of its proper divisors (1).

99024825709 is an equidigital number, since it uses as much as digits as its factorization.

99024825709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The spelling of 99024825709 in words is "ninety-nine billion, twenty-four million, eight hundred twenty-five thousand, seven hundred nine".