6985597342856 has 32 divisors (see below), whose sum is σ = 14415170724000. Its totient is φ = 3147171767040.

The previous prime is 6985597342831. The next prime is 6985597342879. The reversal of 6985597342856 is 6582437955896.

It is a super-2 number, since 2×6985597342856² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351236906 + ... + 351256793.

It is an arithmetic number, because the mean of its divisors is an integer number (450474085125).

Almost surely, 2^{6985597342856} is an apocalyptic number.

It is an amenable number.

6985597342856 is an abundant number, since it is smaller than the sum of its proper divisors (7429573381144).

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

6985597342856 is a wasteful number, since it uses less digits than its factorization.

6985597342856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702493829 (or 702493825 counting only the distinct ones).

The product of its digits is 3919104000, while the sum is 77.

The spelling of 6985597342856 in words is "six trillion, nine hundred eighty-five billion, five hundred ninety-seven million, three hundred forty-two thousand, eight hundred fifty-six".