4085133180 has 48 divisors (see below), whose sum is σ = 11442168864. Its totient is φ = 1089007360.

The previous prime is 4085133139. The next prime is 4085133187. The reversal of 4085133180 is 813315804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4085133187) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205354 + ... + 224366.

It is an arithmetic number, because the mean of its divisors is an integer number (238378518).

Almost surely, 2^4085133180 is an apocalyptic number.

It is an amenable number.

4085133180 is an abundant number, since it is smaller than the sum of its proper divisors (7357035684).

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

4085133180 is a wasteful number, since it uses less digits than its factorization.

4085133180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22606 (or 22604 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 4085133180 is about 63915.0465852916. The cubic root of 4085133180 is about 1598.5837963285.

Adding to 4085133180 its reverse (813315804), we get a palindrome (4898448984).

The spelling of 4085133180 in words is "four billion, eighty-five million, one hundred thirty-three thousand, one hundred eighty".