45777666 has 16 divisors (see below), whose sum is σ = 99878688. Its totient is φ = 13872000.

The previous prime is 45777649. The next prime is 45777679. The reversal of 45777666 is 66677754.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 346735 + ... + 346866.

It is an arithmetic number, because the mean of its divisors is an integer number (6242418).

Almost surely, 2^45777666 is an apocalyptic number.

45777666 is an abundant number, since it is smaller than the sum of its proper divisors (54101022).

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

45777666 is a wasteful number, since it uses less digits than its factorization.

45777666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693617.

The product of its digits is 1481760, while the sum is 48.

The square root of 45777666 is about 6765.9194497127. The cubic root of 45777666 is about 357.7265839918.

The spelling of 45777666 in words is "forty-five million, seven hundred seventy-seven thousand, six hundred sixty-six".