22005552167 has 4 divisors (see below), whose sum is σ = 22007534976. Its totient is φ = 22003569360.

The previous prime is 22005552137. The next prime is 22005552181. The reversal of 22005552167 is 76125550022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22005552167 - 2¹⁰ = 22005551143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22005552137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 974663 + ... + 996984.

It is an arithmetic number, because the mean of its divisors is an integer number (5501883744).

Almost surely, 2^22005552167 is an apocalyptic number.

22005552167 is a deficient number, since it is larger than the sum of its proper divisors (1982809).

22005552167 is a wasteful number, since it uses less digits than its factorization.

22005552167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982808.

The product of its (nonzero) digits is 42000, while the sum is 35.

The spelling of 22005552167 in words is "twenty-two billion, five million, five hundred fifty-two thousand, one hundred sixty-seven".