7279668573 has 4 divisors (see below), whose sum is σ = 9706224768. Its totient is φ = 4853112380.

The previous prime is 7279668541. The next prime is 7279668577. The reversal of 7279668573 is 3758669727.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 7279668573 - 2⁵ = 7279668541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7279668577) 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, 1213278093 + ... + 1213278098.

It is an arithmetic number, because the mean of its divisors is an integer number (2426556192).

Almost surely, 2^7279668573 is an apocalyptic number.

It is an amenable number.

7279668573 is a deficient number, since it is larger than the sum of its proper divisors (2426556195).

7279668573 is a wasteful number, since it uses less digits than its factorization.

7279668573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2426556194.

The product of its digits is 26671680, while the sum is 60.

The square root of 7279668573 is about 85320.9738165242. The cubic root of 7279668573 is about 1938.0748050652.

The spelling of 7279668573 in words is "seven billion, two hundred seventy-nine million, six hundred sixty-eight thousand, five hundred seventy-three".