180814220936 has 16 divisors (see below), whose sum is σ = 356870173200. Its totient is φ = 85648841424.

The previous prime is 180814220933. The next prime is 180814220947. The reversal of 180814220936 is 639022418081.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (180814220933) 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, 594783470 + ... + 594783773.

It is an arithmetic number, because the mean of its divisors is an integer number (22304385825).

Almost surely, 2^180814220936 is an apocalyptic number.

It is an amenable number.

180814220936 is a deficient number, since it is larger than the sum of its proper divisors (176055952264).

180814220936 is a wasteful number, since it uses less digits than its factorization.

180814220936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1189567268 (or 1189567264 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 44.

The spelling of 180814220936 in words is "one hundred eighty billion, eight hundred fourteen million, two hundred twenty thousand, nine hundred thirty-six".