8549722345 has 8 divisors (see below), whose sum is σ = 10590624000. Its totient is φ = 6619139760.

The previous prime is 8549722343. The next prime is 8549722367. The reversal of 8549722345 is 5432279458.

It is a happy number.

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

It is not a de Polignac number, because 8549722345 - 2¹ = 8549722343 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8549722343) 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, 27579595 + ... + 27579904.

It is an arithmetic number, because the mean of its divisors is an integer number (1323828000).

Almost surely, 2^8549722345 is an apocalyptic number.

It is an amenable number.

8549722345 is a deficient number, since it is larger than the sum of its proper divisors (2040901655).

8549722345 is a wasteful number, since it uses less digits than its factorization.

8549722345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55159535.

The product of its digits is 2419200, while the sum is 49.

The square root of 8549722345 is about 92464.7086460559. The cubic root of 8549722345 is about 2044.7992178976.

The spelling of 8549722345 in words is "eight billion, five hundred forty-nine million, seven hundred twenty-two thousand, three hundred forty-five".