131166145134062 has 16 divisors (see below), whose sum is σ = 210078032250240. Its totient is φ = 61272759404472.

The previous prime is 131166145134043. The next prime is 131166145134097. The reversal of 131166145134062 is 260431541661131.

It is a happy number.

131166145134062 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 33156253112 + ... + 33156257067.

It is an arithmetic number, because the mean of its divisors is an integer number (13129877015640).

Almost surely, 2^{131166145134062} is an apocalyptic number.

131166145134062 is a deficient number, since it is larger than the sum of its proper divisors (78911887116178).

131166145134062 is a wasteful number, since it uses less digits than its factorization.

131166145134062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66312510247.

The product of its (nonzero) digits is 311040, while the sum is 44.

Adding to 131166145134062 its reverse (260431541661131), we get a palindrome (391597686795193).

The spelling of 131166145134062 in words is "one hundred thirty-one trillion, one hundred sixty-six billion, one hundred forty-five million, one hundred thirty-four thousand, sixty-two".