9268307691 has 16 divisors (see below), whose sum is σ = 12404599200. Its totient is φ = 6155486208.

The previous prime is 9268307689. The next prime is 9268307753. The reversal of 9268307691 is 1967038629.

It is not a de Polignac number, because 9268307691 - 2¹ = 9268307689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9268307291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 987975 + ... + 997311.

It is an arithmetic number, because the mean of its divisors is an integer number (775287450).

Almost surely, 2^9268307691 is an apocalyptic number.

9268307691 is a deficient number, since it is larger than the sum of its proper divisors (3136291509).

9268307691 is a wasteful number, since it uses less digits than its factorization.

9268307691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10558.

The product of its (nonzero) digits is 979776, while the sum is 51.

The square root of 9268307691 is about 96272.0504144375. The cubic root of 9268307691 is about 2100.5522123748.

The spelling of 9268307691 in words is "nine billion, two hundred sixty-eight million, three hundred seven thousand, six hundred ninety-one".