377968866 has 32 divisors (see below), whose sum is σ = 832838976. Its totient is φ = 113400000.

The previous prime is 377968853. The next prime is 377968879. The reversal of 377968866 is 668869773.

It is an interprime number because it is at equal distance from previous prime (377968853) and next prime (377968879).

It is a Curzon number.

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, 21685 + ... + 35016.

It is an arithmetic number, because the mean of its divisors is an integer number (26026218).

Almost surely, 2^377968866 is an apocalyptic number.

377968866 is an abundant number, since it is smaller than the sum of its proper divisors (454870110).

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

377968866 is a wasteful number, since it uses less digits than its factorization.

377968866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56818.

The product of its digits is 18289152, while the sum is 60.

The square root of 377968866 is about 19441.4213986529. The cubic root of 377968866 is about 723.0228275516.

The spelling of 377968866 in words is "three hundred seventy-seven million, nine hundred sixty-eight thousand, eight hundred sixty-six".