8280244957 has 2 divisors, whose sum is σ = 8280244958. Its totient is φ = 8280244956.

The previous prime is 8280244919. The next prime is 8280245033. The reversal of 8280244957 is 7594420828.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6897966916 + 1382278041 = 83054^2 + 37179^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8280244957 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8280244957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8280244157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4140122478 + 4140122479.

It is an arithmetic number, because the mean of its divisors is an integer number (4140122479).

Almost surely, 2^8280244957 is an apocalyptic number.

It is an amenable number.

8280244957 is a deficient number, since it is larger than the sum of its proper divisors (1).

8280244957 is an equidigital number, since it uses as much as digits as its factorization.

8280244957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1290240, while the sum is 49.

The square root of 8280244957 is about 90995.8513175189. The cubic root of 8280244957 is about 2023.0862339537.

The spelling of 8280244957 in words is "eight billion, two hundred eighty million, two hundred forty-four thousand, nine hundred fifty-seven".