8572222873000 has 32 divisors (see below), whose sum is σ = 20059001525160. Its totient is φ = 3428889148800.

The previous prime is 8572222872979. The next prime is 8572222873007. The reversal of 8572222873000 is 3782222758.

It can be written as a sum of positive squares in 4 ways, for example, as 1504994075524 + 7067228797476 = 1226782^2 + 2658426^2 .

It is not an unprimeable number, because it can be changed into a prime (8572222873007) 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, 4286110437 + ... + 4286112436.

Almost surely, 2^{8572222873000} is an apocalyptic number.

It is an amenable number.

8572222873000 is an abundant number, since it is smaller than the sum of its proper divisors (11486778652160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8572222873000 is a wasteful number, since it uses less digits than its factorization.

8572222873000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8572222894 (or 8572222880 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 46.

The spelling of 8572222873000 in words is "eight trillion, five hundred seventy-two billion, two hundred twenty-two million, eight hundred seventy-three thousand".