226132160018 has 6 divisors (see below), whose sum is σ = 339199248789. Its totient is φ = 113065743756.

The previous prime is 226132159999. The next prime is 226132160021. The reversal of 226132160018 is 810061231622.

It can be written as a sum of positive squares in 2 ways, for example, as 161714166769 + 64417993249 = 402137^2 + 253807^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=336253.

It is a super-2 number, since 2×226132160018² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 504380 + ... + 840632.

Almost surely, 2^226132160018 is an apocalyptic number.

226132160018 is a deficient number, since it is larger than the sum of its proper divisors (113067088771).

226132160018 is an frugal number, since it uses more digits than its factorization.

226132160018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672508 (or 336255 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

Multiplying 226132160018 by its sum of digits (32), we get a square (7236229120576 = 2690024²).

The spelling of 226132160018 in words is "two hundred twenty-six billion, one hundred thirty-two million, one hundred sixty thousand, eighteen".