7964471267 has 4 divisors (see below), whose sum is σ = 7967760720. Its totient is φ = 7961181816.

The previous prime is 7964471261. The next prime is 7964471269. The reversal of 7964471267 is 7621744697.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7964471267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7964471261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1641092 + ... + 1645937.

It is an arithmetic number, because the mean of its divisors is an integer number (1991940180).

Almost surely, 2^7964471267 is an apocalyptic number.

7964471267 is a deficient number, since it is larger than the sum of its proper divisors (3289453).

7964471267 is a wasteful number, since it uses less digits than its factorization.

7964471267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3289452.

The product of its digits is 3556224, while the sum is 53.

The square root of 7964471267 is about 89243.8864404728. The cubic root of 7964471267 is about 1997.0348784495.

The spelling of 7964471267 in words is "seven billion, nine hundred sixty-four million, four hundred seventy-one thousand, two hundred sixty-seven".