7956844473 has 16 divisors (see below), whose sum is σ = 10814078016. Its totient is φ = 5202175680.

The previous prime is 7956844447. The next prime is 7956844517. The reversal of 7956844473 is 3744486597.

It is not a de Polignac number, because 7956844473 - 2⁶ = 7956844409 is a prime.

It is a super-2 number, since 2×7956844473² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7956844403) 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, 396778 + ... + 416348.

It is an arithmetic number, because the mean of its divisors is an integer number (675879876).

Almost surely, 2^7956844473 is an apocalyptic number.

It is an amenable number.

7956844473 is a deficient number, since it is larger than the sum of its proper divisors (2857233543).

7956844473 is a wasteful number, since it uses less digits than its factorization.

7956844473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22184.

The product of its digits is 20321280, while the sum is 57.

The square root of 7956844473 is about 89201.1461417397. The cubic root of 7956844473 is about 1996.3972199684.

The spelling of 7956844473 in words is "seven billion, nine hundred fifty-six million, eight hundred forty-four thousand, four hundred seventy-three".