3131640046206 has 64 divisors (see below), whose sum is σ = 7953642063360. Its totient is φ = 894723865920.

The previous prime is 3131640046147. The next prime is 3131640046247. The reversal of 3131640046206 is 6026400461313.

3131640046206 is a `hidden beast` number, since 3 + 1 + 3 + 1 + 6 + 400 + 46 + 206 = 666.

3131640046206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3131640046206² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12480946 + ... + 12729386.

It is an arithmetic number, because the mean of its divisors is an integer number (124275657240).

Almost surely, 2^{3131640046206} is an apocalyptic number.

3131640046206 is an abundant number, since it is smaller than the sum of its proper divisors (4822002017154).

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

3131640046206 is a wasteful number, since it uses less digits than its factorization.

3131640046206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281806 (or 281800 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 3131640046206 in words is "three trillion, one hundred thirty-one billion, six hundred forty million, forty-six thousand, two hundred six".