22017401771144 has 32 divisors (see below), whose sum is σ = 44488812952920. Its totient is φ = 10154883949056.

The previous prime is 22017401771129. The next prime is 22017401771221. The reversal of 22017401771144 is 44117710471022.

It can be written as a sum of positive squares in 4 ways, for example, as 20483861328100 + 1533540443044 = 4525910^2 + 1238362^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72700157 + ... + 73002380.

Almost surely, 2^{22017401771144} is an apocalyptic number.

It is an amenable number.

22017401771144 is an abundant number, since it is smaller than the sum of its proper divisors (22471411181776).

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

22017401771144 is a wasteful number, since it uses less digits than its factorization.

22017401771144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145704009 (or 145704005 counting only the distinct ones).

The product of its (nonzero) digits is 87808, while the sum is 41.

The spelling of 22017401771144 in words is "twenty-two trillion, seventeen billion, four hundred one million, seven hundred seventy-one thousand, one hundred forty-four".