4173680856 has 32 divisors (see below), whose sum is σ = 10442300400. Its totient is φ = 1390147200.

The previous prime is 4173680843. The next prime is 4173680881. The reversal of 4173680856 is 6580863714.

It is a super-2 number, since 2×4173680856² = 34839223775481785472, which contains 22 as substring.

It is a congruent 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, 35611 + ... + 98058.

Almost surely, 2^4173680856 is an apocalyptic number.

It is an amenable number.

4173680856 is an abundant number, since it is smaller than the sum of its proper divisors (6268619544).

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

4173680856 is a wasteful number, since it uses less digits than its factorization.

4173680856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134979 (or 134975 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 48.

The square root of 4173680856 is about 64604.0312674062. The cubic root of 4173680856 is about 1610.0514181848.

The spelling of 4173680856 in words is "four billion, one hundred seventy-three million, six hundred eighty thousand, eight hundred fifty-six".