45180041866 has 8 divisors (see below), whose sum is σ = 67859119044. Its totient is φ = 22560335520.

The previous prime is 45180041843. The next prime is 45180041869. The reversal of 45180041866 is 66814008154.

It can be written as a sum of positive squares in 2 ways, for example, as 45001258225 + 178783641 = 212135^2 + 13371^2 .

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 (45180041869) 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, 14840805 + ... + 14843848.

Almost surely, 2^45180041866 is an apocalyptic number.

45180041866 is a deficient number, since it is larger than the sum of its proper divisors (22679077178).

45180041866 is a wasteful number, since it uses less digits than its factorization.

45180041866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29685416.

The product of its (nonzero) digits is 184320, while the sum is 43.

The spelling of 45180041866 in words is "forty-five billion, one hundred eighty million, forty-one thousand, eight hundred sixty-six".