131346066402 has 16 divisors (see below), whose sum is σ = 291880147680. Its totient is φ = 43782022116.

The previous prime is 131346066391. The next prime is 131346066421. The reversal of 131346066402 is 204660643131.

131346066402 is a `hidden beast` number, since 1 + 3 + 1 + 3 + 4 + 6 + 0 + 6 + 640 + 2 = 666.

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, 1216167228 + ... + 1216167335.

It is an arithmetic number, because the mean of its divisors is an integer number (18242509230).

Almost surely, 2^131346066402 is an apocalyptic number.

131346066402 is an abundant number, since it is smaller than the sum of its proper divisors (160534081278).

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

131346066402 is a wasteful number, since it uses less digits than its factorization.

131346066402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2432334574 (or 2432334568 counting only the distinct ones).

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

The spelling of 131346066402 in words is "one hundred thirty-one billion, three hundred forty-six million, sixty-six thousand, four hundred two".