8572228722865 has 8 divisors (see below), whose sum is σ = 10431557206848. Its totient is φ = 6761194485360.

The previous prime is 8572228722703. The next prime is 8572228722917. The reversal of 8572228722865 is 5682278222758.

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

It is not a de Polignac number, because 8572228722865 - 2²³ = 8572220334257 is a prime.

It is a super-2 number, since 2×8572228722865² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8572228722797 and 8572228722806.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12073561227 + ... + 12073561936.

It is an arithmetic number, because the mean of its divisors is an integer number (1303944650856).

Almost surely, 2^{8572228722865} is an apocalyptic number.

It is an amenable number.

8572228722865 is a deficient number, since it is larger than the sum of its proper divisors (1859328483983).

8572228722865 is a wasteful number, since it uses less digits than its factorization.

8572228722865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24147123239.

The product of its digits is 120422400, while the sum is 64.

The spelling of 8572228722865 in words is "eight trillion, five hundred seventy-two billion, two hundred twenty-eight million, seven hundred twenty-two thousand, eight hundred sixty-five".