131742489724 has 6 divisors (see below), whose sum is σ = 230549357024. Its totient is φ = 65871244860.

The previous prime is 131742489719. The next prime is 131742489799. The reversal of 131742489724 is 427984247131.

It is a happy number.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 16467811212 + ... + 16467811219.

Almost surely, 2^131742489724 is an apocalyptic number.

It is an amenable number.

131742489724 is a deficient number, since it is larger than the sum of its proper divisors (98806867300).

131742489724 is a wasteful number, since it uses less digits than its factorization.

131742489724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32935622435 (or 32935622433 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 52.

The spelling of 131742489724 in words is "one hundred thirty-one billion, seven hundred forty-two million, four hundred eighty-nine thousand, seven hundred twenty-four".