851842672 has 10 divisors (see below), whose sum is σ = 1650445208. Its totient is φ = 425921328.

The previous prime is 851842669. The next prime is 851842687. The reversal of 851842672 is 276248158.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26620068 + ... + 26620099.

Almost surely, 2^851842672 is an apocalyptic number.

It is an amenable number.

851842672 is a deficient number, since it is larger than the sum of its proper divisors (798602536).

851842672 is a wasteful number, since it uses less digits than its factorization.

851842672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53240175 (or 53240169 counting only the distinct ones).

The product of its digits is 215040, while the sum is 43.

The square root of 851842672 is about 29186.3439299958. The cubic root of 851842672 is about 947.9522547717.

The spelling of 851842672 in words is "eight hundred fifty-one million, eight hundred forty-two thousand, six hundred seventy-two".