131565727672 has 16 divisors (see below), whose sum is σ = 246878031240. Its totient is φ = 65731586016.

The previous prime is 131565727523. The next prime is 131565727673. The reversal of 131565727672 is 276727565131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131565727673) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6398823 + ... + 6419350.

Almost surely, 2^131565727672 is an apocalyptic number.

It is an amenable number.

131565727672 is a deficient number, since it is larger than the sum of its proper divisors (115312303568).

131565727672 is a wasteful number, since it uses less digits than its factorization.

131565727672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12819462 (or 12819458 counting only the distinct ones).

The product of its digits is 3704400, while the sum is 52.

The spelling of 131565727672 in words is "one hundred thirty-one billion, five hundred sixty-five million, seven hundred twenty-seven thousand, six hundred seventy-two".