6946643508111 has 8 divisors (see below), whose sum is σ = 10291323715760. Its totient is φ = 4631095672056.

The previous prime is 6946643508107. The next prime is 6946643508127. The reversal of 6946643508111 is 1118053466496.

6946643508111 is a `hidden beast` number, since 6 + 9 + 466 + 43 + 50 + 81 + 11 = 666.

It is not a de Polignac number, because 6946643508111 - 2² = 6946643508107 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6946643508811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128641546420 + ... + 128641546473.

It is an arithmetic number, because the mean of its divisors is an integer number (1286415464470).

Almost surely, 2^{6946643508111} is an apocalyptic number.

6946643508111 is a deficient number, since it is larger than the sum of its proper divisors (3344680207649).

6946643508111 is a wasteful number, since it uses less digits than its factorization.

6946643508111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257283092902 (or 257283092896 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 6946643508111 in words is "six trillion, nine hundred forty-six billion, six hundred forty-three million, five hundred eight thousand, one hundred eleven".