855541672 has 16 divisors (see below), whose sum is σ = 1673886240. Its totient is φ = 409172016.

The previous prime is 855541669. The next prime is 855541679. The reversal of 855541672 is 276145558.

It is not an unprimeable number, because it can be changed into a prime (855541679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2324658 + ... + 2325025.

It is an arithmetic number, because the mean of its divisors is an integer number (104617890).

Almost surely, 2^855541672 is an apocalyptic number.

It is an amenable number.

855541672 is a deficient number, since it is larger than the sum of its proper divisors (818344568).

855541672 is a wasteful number, since it uses less digits than its factorization.

855541672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4649712 (or 4649708 counting only the distinct ones).

The product of its digits is 336000, while the sum is 43.

The square root of 855541672 is about 29249.6439636451. The cubic root of 855541672 is about 949.3223873345.

The spelling of 855541672 in words is "eight hundred fifty-five million, five hundred forty-one thousand, six hundred seventy-two".