45550066 has 8 divisors (see below), whose sum is σ = 68354604. Its totient is φ = 22765200.

The previous prime is 45550033. The next prime is 45550069. The reversal of 45550066 is 66005554.

It can be written as a sum of positive squares in 2 ways, for example, as 45171841 + 378225 = 6721^2 + 615^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (45550069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4416 + ... + 10516.

Almost surely, 2^45550066 is an apocalyptic number.

45550066 is a deficient number, since it is larger than the sum of its proper divisors (22804538).

45550066 is a wasteful number, since it uses less digits than its factorization.

45550066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9836.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 45550066 is about 6749.0789001167. The cubic root of 45550066 is about 357.1327436222.

The spelling of 45550066 in words is "forty-five million, five hundred fifty thousand, sixty-six".