849369651872 has 72 divisors (see below), whose sum is σ = 2047587625440. Its totient is φ = 344856839040.

The previous prime is 849369651847. The next prime is 849369651901. The reversal of 849369651872 is 278156963948.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14225204 + ... + 14284787.

It is an arithmetic number, because the mean of its divisors is an integer number (28438717020).

Almost surely, 2^849369651872 is an apocalyptic number.

It is an amenable number.

849369651872 is an abundant number, since it is smaller than the sum of its proper divisors (1198217973568).

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

849369651872 is a wasteful number, since it uses less digits than its factorization.

849369651872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28510034 (or 28510019 counting only the distinct ones).

The product of its digits is 156764160, while the sum is 68.

The spelling of 849369651872 in words is "eight hundred forty-nine billion, three hundred sixty-nine million, six hundred fifty-one thousand, eight hundred seventy-two".