131338100766 has 8 divisors (see below), whose sum is σ = 262676201544. Its totient is φ = 43779366920.

The previous prime is 131338100717. The next prime is 131338100771. The reversal of 131338100766 is 667001833131.

It is a sphenic number, since it is the product of 3 distinct primes.

131338100766 is an admirable number.

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 3 ways as a sum of consecutive naturals, for example, 10944841725 + ... + 10944841736.

It is an arithmetic number, because the mean of its divisors is an integer number (32834525193).

Almost surely, 2^131338100766 is an apocalyptic number.

131338100766 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

131338100766 is a wasteful number, since it uses less digits than its factorization.

131338100766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21889683466.

The product of its (nonzero) digits is 54432, while the sum is 39.

Adding to 131338100766 its reverse (667001833131), we get a palindrome (798339933897).

The spelling of 131338100766 in words is "one hundred thirty-one billion, three hundred thirty-eight million, one hundred thousand, seven hundred sixty-six".