851868682 has 32 divisors (see below), whose sum is σ = 1508378112. Its totient is φ = 353268864.

The previous prime is 851868659. The next prime is 851868683. The reversal of 851868682 is 286868158.

It is not an unprimeable number, because it can be changed into a prime (851868683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46303 + ... + 62029.

It is an arithmetic number, because the mean of its divisors is an integer number (47136816).

Almost surely, 2^851868682 is an apocalyptic number.

851868682 is a deficient number, since it is larger than the sum of its proper divisors (656509430).

851868682 is a wasteful number, since it uses less digits than its factorization.

851868682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15862.

The product of its digits is 1474560, while the sum is 52.

The square root of 851868682 is about 29186.7895116952. The cubic root of 851868682 is about 947.9619028706.

The spelling of 851868682 in words is "eight hundred fifty-one million, eight hundred sixty-eight thousand, six hundred eighty-two".