6849647092512 has 960 divisors, whose sum is σ = 24490393804800. Its totient is φ = 1836439879680.

The previous prime is 6849647092489. The next prime is 6849647092529. The reversal of 6849647092512 is 2152907469486.

6849647092512 is a `hidden beast` number, since 6 + 8 + 49 + 6 + 4 + 70 + 9 + 2 + 512 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 6849647092512.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 8262541314 + ... + 8262542142.

It is an arithmetic number, because the mean of its divisors is an integer number (25510826880).

Almost surely, 2^{6849647092512} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6849647092512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12245196902400).

6849647092512 is an abundant number, since it is smaller than the sum of its proper divisors (17640746712288).

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

6849647092512 is a wasteful number, since it uses less digits than its factorization.

6849647092512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1311 (or 1294 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 63.

The spelling of 6849647092512 in words is "six trillion, eight hundred forty-nine billion, six hundred forty-seven million, ninety-two thousand, five hundred twelve".