545501180 has 48 divisors (see below), whose sum is σ = 1311131136. Its totient is φ = 186753600.

The previous prime is 545501171. The next prime is 545501221. The reversal of 545501180 is 81105545.

It is a congruent 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, 107705 + ... + 112655.

It is an arithmetic number, because the mean of its divisors is an integer number (27315232).

Almost surely, 2^545501180 is an apocalyptic number.

It is an amenable number.

545501180 is an abundant number, since it is smaller than the sum of its proper divisors (765629956).

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

545501180 is a wasteful number, since it uses less digits than its factorization.

545501180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5754 (or 5752 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 29.

The square root of 545501180 is about 23355.9666894779. The cubic root of 545501180 is about 817.0812252231.

The spelling of 545501180 in words is "five hundred forty-five million, five hundred one thousand, one hundred eighty".