22250062164 has 48 divisors (see below), whose sum is σ = 56675989440. Its totient is φ = 6737744640.

The previous prime is 22250062141. The next prime is 22250062183. The reversal of 22250062164 is 46126005222.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133792 + ... + 249800.

It is an arithmetic number, because the mean of its divisors is an integer number (1180749780).

Almost surely, 2^22250062164 is an apocalyptic number.

It is an amenable number.

22250062164 is an abundant number, since it is smaller than the sum of its proper divisors (34425927276).

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

22250062164 is a wasteful number, since it uses less digits than its factorization.

22250062164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117480 (or 117478 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 22250062164 its reverse (46126005222), we get a palindrome (68376067386).

The spelling of 22250062164 in words is "twenty-two billion, two hundred fifty million, sixty-two thousand, one hundred sixty-four".