7256316671 has 16 divisors (see below), whose sum is σ = 7447344768. Its totient is φ = 7067961600.

The previous prime is 7256316647. The next prime is 7256316677. The reversal of 7256316671 is 1766136527.

It is a cyclic number.

It is not a de Polignac number, because 7256316671 - 2¹⁴ = 7256300287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7256316677) 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, 2964170 + ... + 2966616.

It is an arithmetic number, because the mean of its divisors is an integer number (465459048).

Almost surely, 2^7256316671 is an apocalyptic number.

7256316671 is a deficient number, since it is larger than the sum of its proper divisors (191028097).

7256316671 is a wasteful number, since it uses less digits than its factorization.

7256316671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2962.

The product of its digits is 317520, while the sum is 44.

The square root of 7256316671 is about 85184.0165230544. The cubic root of 7256316671 is about 1936.0002503493. Note that the first 3 decimals are identical.

The spelling of 7256316671 in words is "seven billion, two hundred fifty-six million, three hundred sixteen thousand, six hundred seventy-one".