45557188 has 6 divisors (see below), whose sum is σ = 79725086. Its totient is φ = 22778592.

The previous prime is 45557177. The next prime is 45557189. The reversal of 45557188 is 88175554.

45557188 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 38962564 + 6594624 = 6242^2 + 2568^2 .

It is not an unprimeable number, because it can be changed into a prime (45557189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5694645 + ... + 5694652.

Almost surely, 2^45557188 is an apocalyptic number.

It is an amenable number.

45557188 is a deficient number, since it is larger than the sum of its proper divisors (34167898).

45557188 is a wasteful number, since it uses less digits than its factorization.

45557188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11389301 (or 11389299 counting only the distinct ones).

The product of its digits is 224000, while the sum is 43.

The square root of 45557188 is about 6749.6065070491. The cubic root of 45557188 is about 357.1513558663.

The spelling of 45557188 in words is "forty-five million, five hundred fifty-seven thousand, one hundred eighty-eight".