7650706057 has 2 divisors, whose sum is σ = 7650706058. Its totient is φ = 7650706056.

The previous prime is 7650706009. The next prime is 7650706069. The reversal of 7650706057 is 7506070567.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6259341456 + 1391364601 = 79116^2 + 37301^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7650706057 is a prime.

It is not a weakly prime, because it can be changed into another prime (7650706087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3825353028 + 3825353029.

It is an arithmetic number, because the mean of its divisors is an integer number (3825353029).

Almost surely, 2^7650706057 is an apocalyptic number.

It is an amenable number.

7650706057 is a deficient number, since it is larger than the sum of its proper divisors (1).

7650706057 is an equidigital number, since it uses as much as digits as its factorization.

7650706057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 308700, while the sum is 43.

The square root of 7650706057 is about 87468.3145887698. The cubic root of 7650706057 is about 1970.4579536920.

The spelling of 7650706057 in words is "seven billion, six hundred fifty million, seven hundred six thousand, fifty-seven".