377106666 has 32 divisors (see below), whose sum is σ = 790508160. Its totient is φ = 119701824.

The previous prime is 377106647. The next prime is 377106671. The reversal of 377106666 is 666601773.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25636 + ... + 37568.

It is an arithmetic number, because the mean of its divisors is an integer number (24703380).

Almost surely, 2^377106666 is an apocalyptic number.

377106666 is an abundant number, since it is smaller than the sum of its proper divisors (413401494).

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

377106666 is a wasteful number, since it uses less digits than its factorization.

377106666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12190.

The product of its (nonzero) digits is 190512, while the sum is 42.

The square root of 377106666 is about 19419.2344339317. The cubic root of 377106666 is about 722.4726368232.

The spelling of 377106666 in words is "three hundred seventy-seven million, one hundred six thousand, six hundred sixty-six".