7664310331 has 2 divisors, whose sum is σ = 7664310332. Its totient is φ = 7664310330.

The previous prime is 7664310319. The next prime is 7664310349. The reversal of 7664310331 is 1330134667.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7664310331 - 2⁹ = 7664309819 is a prime.

It is a super-2 number, since 2×7664310331² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7664310371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3832155165 + 3832155166.

It is an arithmetic number, because the mean of its divisors is an integer number (3832155166).

Almost surely, 2^7664310331 is an apocalyptic number.

7664310331 is a deficient number, since it is larger than the sum of its proper divisors (1).

7664310331 is an equidigital number, since it uses as much as digits as its factorization.

7664310331 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 7664310331 is about 87546.0469181790. The cubic root of 7664310331 is about 1971.6252000628.

Adding to 7664310331 its reverse (1330134667), we get a palindrome (8994444998).

The spelling of 7664310331 in words is "seven billion, six hundred sixty-four million, three hundred ten thousand, three hundred thirty-one".