6992312561856 has 112 divisors (see below), whose sum is σ = 21638004374400. Its totient is φ = 2208098693376.

The previous prime is 6992312561821. The next prime is 6992312561869. The reversal of 6992312561856 is 6581652132996.

6992312561856 is a `hidden beast` number, since 6 + 9 + 9 + 2 + 3 + 1 + 2 + 5 + 618 + 5 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 6992312561793 and 6992312561802.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 106453410 + ... + 106519073.

Almost surely, 2^{6992312561856} is an apocalyptic number.

It is an amenable number.

6992312561856 is an abundant number, since it is smaller than the sum of its proper divisors (14645691812544).

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

6992312561856 is a wasteful number, since it uses less digits than its factorization.

6992312561856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212972523 (or 212972507 counting only the distinct ones).

The product of its digits is 41990400, while the sum is 63.

The spelling of 6992312561856 in words is "six trillion, nine hundred ninety-two billion, three hundred twelve million, five hundred sixty-one thousand, eight hundred fifty-six".