7691238067 has 2 divisors, whose sum is σ = 7691238068. Its totient is φ = 7691238066.

The previous prime is 7691238031. The next prime is 7691238089. The reversal of 7691238067 is 7608321967.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7691238067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7691238067.

It is not a weakly prime, because it can be changed into another prime (7691238017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3845619033 + 3845619034.

It is an arithmetic number, because the mean of its divisors is an integer number (3845619034).

Almost surely, 2^7691238067 is an apocalyptic number.

7691238067 is a deficient number, since it is larger than the sum of its proper divisors (1).

7691238067 is an equidigital number, since it uses as much as digits as its factorization.

7691238067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 762048, while the sum is 49.

The square root of 7691238067 is about 87699.7039162619. The cubic root of 7691238067 is about 1973.9315326909.

The spelling of 7691238067 in words is "seven billion, six hundred ninety-one million, two hundred thirty-eight thousand, sixty-seven".