7625316757 has 2 divisors, whose sum is σ = 7625316758. Its totient is φ = 7625316756.

The previous prime is 7625316691. The next prime is 7625316781. The reversal of 7625316757 is 7576135267.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7430267601 + 195049156 = 86199^2 + 13966^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7625316757 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7625316757.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7625316557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3812658378 + 3812658379.

It is an arithmetic number, because the mean of its divisors is an integer number (3812658379).

Almost surely, 2^7625316757 is an apocalyptic number.

It is an amenable number.

7625316757 is a deficient number, since it is larger than the sum of its proper divisors (1).

7625316757 is an equidigital number, since it uses as much as digits as its factorization.

7625316757 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1852200, while the sum is 49.

The square root of 7625316757 is about 87323.0597093345. The cubic root of 7625316757 is about 1968.2758461035.

The spelling of 7625316757 in words is "seven billion, six hundred twenty-five million, three hundred sixteen thousand, seven hundred fifty-seven".