131756432264773 has 128 divisors (see below), whose sum is σ = 153389759201280. Its totient is φ = 112518098542080.

The previous prime is 131756432264771. The next prime is 131756432264777. The reversal of 131756432264773 is 377462234657131.

It is a happy number.

It is not a de Polignac number, because 131756432264773 - 2¹ = 131756432264771 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131756432264771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 25499597236 + ... + 25499602402.

It is an arithmetic number, because the mean of its divisors is an integer number (1198357493760).

Almost surely, 2^{131756432264773} is an apocalyptic number.

It is an amenable number.

131756432264773 is a deficient number, since it is larger than the sum of its proper divisors (21633326936507).

131756432264773 is a wasteful number, since it uses less digits than its factorization.

131756432264773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5687.

The product of its digits is 106686720, while the sum is 61.

The spelling of 131756432264773 in words is "one hundred thirty-one trillion, seven hundred fifty-six billion, four hundred thirty-two million, two hundred sixty-four thousand, seven hundred seventy-three".