131383166406 has 32 divisors (see below), whose sum is σ = 272151532800. Its totient is φ = 42233792160.

The previous prime is 131383166399. The next prime is 131383166413. The reversal of 131383166406 is 604661383131.

It is an interprime number because it is at equal distance from previous prime (131383166399) and next prime (131383166413).

It is a congruent number.

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, 304000 + ... + 595971.

It is an arithmetic number, because the mean of its divisors is an integer number (8504735400).

Almost surely, 2^131383166406 is an apocalyptic number.

131383166406 is an abundant number, since it is smaller than the sum of its proper divisors (140768366394).

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

131383166406 is a wasteful number, since it uses less digits than its factorization.

131383166406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900844.

The product of its (nonzero) digits is 186624, while the sum is 42.

The spelling of 131383166406 in words is "one hundred thirty-one billion, three hundred eighty-three million, one hundred sixty-six thousand, four hundred six".