6850979066406 has 16 divisors (see below), whose sum is σ = 13701984307200. Its totient is φ = 2283655326408.

The previous prime is 6850979066389. The next prime is 6850979066417. The reversal of 6850979066406 is 6046609790586.

It is a super-3 number, since 3×6850979066406³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

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, 4580515 + ... + 5889233.

It is an arithmetic number, because the mean of its divisors is an integer number (856374019200).

Almost surely, 2^{6850979066406} is an apocalyptic number.

It is a pronic number, being equal to 2617437×2617438.

6850979066406 is an abundant number, since it is smaller than the sum of its proper divisors (6851005240794).

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

6850979066406 is a wasteful number, since it uses less digits than its factorization.

6850979066406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2181203.

The product of its (nonzero) digits is 117573120, while the sum is 66.

The spelling of 6850979066406 in words is "six trillion, eight hundred fifty billion, nine hundred seventy-nine million, sixty-six thousand, four hundred six".