22152166571 has 16 divisors (see below), whose sum is σ = 24052598784. Its totient is φ = 20346859104.

The previous prime is 22152166567. The next prime is 22152166607. The reversal of 22152166571 is 17566125122.

It is not a de Polignac number, because 22152166571 - 2² = 22152166567 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22152156571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136031 + ... + 250616.

It is an arithmetic number, because the mean of its divisors is an integer number (1503287424).

Almost surely, 2^22152166571 is an apocalyptic number.

22152166571 is a deficient number, since it is larger than the sum of its proper divisors (1900432213).

22152166571 is a wasteful number, since it uses less digits than its factorization.

22152166571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386770.

The product of its digits is 50400, while the sum is 38.

The spelling of 22152166571 in words is "twenty-two billion, one hundred fifty-two million, one hundred sixty-six thousand, five hundred seventy-one".