7822272813 has 8 divisors (see below), whose sum is σ = 10479127776. Its totient is φ = 5190133200.

The previous prime is 7822272779. The next prime is 7822272817. The reversal of 7822272813 is 3182722287.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7822272813 - 2⁹ = 7822272301 is a prime.

It is a super-2 number, since 2×7822272813² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7822272817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6178098 + ... + 6179363.

It is an arithmetic number, because the mean of its divisors is an integer number (1309890972).

Almost surely, 2^7822272813 is an apocalyptic number.

It is an amenable number.

7822272813 is a deficient number, since it is larger than the sum of its proper divisors (2656854963).

7822272813 is a wasteful number, since it uses less digits than its factorization.

7822272813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12357675.

The product of its digits is 150528, while the sum is 42.

The square root of 7822272813 is about 88443.6137491001. The cubic root of 7822272813 is about 1985.0783501317.

The spelling of 7822272813 in words is "seven billion, eight hundred twenty-two million, two hundred seventy-two thousand, eight hundred thirteen".