7772303249 has 2 divisors, whose sum is σ = 7772303250. Its totient is φ = 7772303248.

The previous prime is 7772303207. The next prime is 7772303251. The reversal of 7772303249 is 9423032777.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7772185600 + 117649 = 88160^2 + 343^2 .

It is a cyclic number.

It is not a de Polignac number, because 7772303249 - 2²⁸ = 7503867793 is a prime.

Together with 7772303251, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (7772303299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3886151624 + 3886151625.

It is an arithmetic number, because the mean of its divisors is an integer number (3886151625).

Almost surely, 2^7772303249 is an apocalyptic number.

It is an amenable number.

7772303249 is a deficient number, since it is larger than the sum of its proper divisors (1).

7772303249 is an equidigital number, since it uses as much as digits as its factorization.

7772303249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 444528, while the sum is 44.

The square root of 7772303249 is about 88160.6672445258. The cubic root of 7772303249 is about 1980.8423488815.

The spelling of 7772303249 in words is "seven billion, seven hundred seventy-two million, three hundred three thousand, two hundred forty-nine".