180133320 has 64 divisors (see below), whose sum is σ = 541509120. Its totient is φ = 47937024.

The previous prime is 180133307. The next prime is 180133337. The reversal of 180133320 is 23331081.

It is a happy 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, 71604 + ... + 74076.

It is an arithmetic number, because the mean of its divisors is an integer number (8461080).

Almost surely, 2^180133320 is an apocalyptic number.

180133320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

180133320 is an abundant number, since it is smaller than the sum of its proper divisors (361375800).

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

180133320 is a wasteful number, since it uses less digits than its factorization.

180133320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3094 (or 3090 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 180133320 is about 13421.3754883767. The cubic root of 180133320 is about 564.7609817305.

The spelling of 180133320 in words is "one hundred eighty million, one hundred thirty-three thousand, three hundred twenty".