131933869452 has 108 divisors (see below), whose sum is σ = 423216500616. Its totient is φ = 34268532480.

The previous prime is 131933869421. The next prime is 131933869469. The reversal of 131933869452 is 254968339131.

131933869452 is a `hidden beast` number, since 13 + 1 + 93 + 38 + 69 + 452 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3380253 + ... + 3419060.

It is an arithmetic number, because the mean of its divisors is an integer number (3918671302).

Almost surely, 2^131933869452 is an apocalyptic number.

131933869452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

131933869452 is an abundant number, since it is smaller than the sum of its proper divisors (291282631164).

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

131933869452 is a wasteful number, since it uses less digits than its factorization.

131933869452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6799348 (or 6799336 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 54.

The spelling of 131933869452 in words is "one hundred thirty-one billion, nine hundred thirty-three million, eight hundred sixty-nine thousand, four hundred fifty-two".