45661180 has 48 divisors (see below), whose sum is σ = 101969280. Its totient is φ = 17126208.

The previous prime is 45661177. The next prime is 45661181. The reversal of 45661180 is 8116654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45661181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40099 + ... + 41221.

It is an arithmetic number, because the mean of its divisors is an integer number (2124360).

Almost surely, 2^45661180 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45661180, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50984640).

45661180 is an abundant number, since it is smaller than the sum of its proper divisors (56308100).

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

45661180 is a wasteful number, since it uses less digits than its factorization.

45661180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258 (or 1256 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 45661180 is about 6757.3056760813. The cubic root of 45661180 is about 357.4229021806.

The spelling of 45661180 in words is "forty-five million, six hundred sixty-one thousand, one hundred eighty".