377485666 has 8 divisors (see below), whose sum is σ = 566733420. Its totient is φ = 188574528.

The previous prime is 377485657. The next prime is 377485681. The reversal of 377485666 is 666584773.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 313821225 + 63664441 = 17715^2 + 7979^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81331 + ... + 85846.

Almost surely, 2^377485666 is an apocalyptic number.

377485666 is a deficient number, since it is larger than the sum of its proper divisors (189247754).

377485666 is a wasteful number, since it uses less digits than its factorization.

377485666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168308.

The product of its digits is 5080320, while the sum is 52.

The square root of 377485666 is about 19428.9903494752. The cubic root of 377485666 is about 722.7145891006.

The spelling of 377485666 in words is "three hundred seventy-seven million, four hundred eighty-five thousand, six hundred sixty-six".