665676104 has 32 divisors (see below), whose sum is σ = 1263949920. Its totient is φ = 328644096.

The previous prime is 665676091. The next prime is 665676169. The reversal of 665676104 is 401676566.

665676104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 301067 + ... + 303269.

It is an arithmetic number, because the mean of its divisors is an integer number (39498435).

Almost surely, 2^665676104 is an apocalyptic number.

It is an amenable number.

665676104 is a deficient number, since it is larger than the sum of its proper divisors (598273816).

665676104 is a wasteful number, since it uses less digits than its factorization.

665676104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2669 (or 2665 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 665676104 is about 25800.6996804350. The cubic root of 665676104 is about 873.1475821695.

The spelling of 665676104 in words is "six hundred sixty-five million, six hundred seventy-six thousand, one hundred four".