7664041607 has 2 divisors, whose sum is σ = 7664041608. Its totient is φ = 7664041606.

The previous prime is 7664041597. The next prime is 7664041639. The reversal of 7664041607 is 7061404667.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7664041607 - 2⁶ = 7664041543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7664041667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3832020803 + 3832020804.

It is an arithmetic number, because the mean of its divisors is an integer number (3832020804).

Almost surely, 2^7664041607 is an apocalyptic number.

7664041607 is a deficient number, since it is larger than the sum of its proper divisors (1).

7664041607 is an equidigital number, since it uses as much as digits as its factorization.

7664041607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 7664041607 is about 87544.5121466788. The cubic root of 7664041607 is about 1971.6021569282.

The spelling of 7664041607 in words is "seven billion, six hundred sixty-four million, forty-one thousand, six hundred seven".