131666662410264 has 40 divisors (see below), whose sum is σ = 368788568326860. Its totient is φ = 43888887469872.

The previous prime is 131666662410233. The next prime is 131666662410299. The reversal of 131666662410264 is 462014266666131.

It is a super-2 number, since 2×131666662410264² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 131666662410264.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 101594646274 + ... + 101594647569.

Almost surely, 2^{131666662410264} is an apocalyptic number.

It is an amenable number.

131666662410264 is an abundant number, since it is smaller than the sum of its proper divisors (237121905916596).

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

131666662410264 is a wasteful number, since it uses less digits than its factorization.

131666662410264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203189293861 (or 203189293848 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 54.

The spelling of 131666662410264 in words is "one hundred thirty-one trillion, six hundred sixty-six billion, six hundred sixty-two million, four hundred ten thousand, two hundred sixty-four".