131680022551523 has 2 divisors, whose sum is σ = 131680022551524. Its totient is φ = 131680022551522.

The previous prime is 131680022551487. The next prime is 131680022551603. The reversal of 131680022551523 is 325155220086131.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 131680022551523 - 2⁴⁰ = 130580510923747 is a prime.

It is not a weakly prime, because it can be changed into another prime (131680022550523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65840011275761 + 65840011275762.

It is an arithmetic number, because the mean of its divisors is an integer number (65840011275762).

Almost surely, 2^{131680022551523} is an apocalyptic number.

131680022551523 is a deficient number, since it is larger than the sum of its proper divisors (1).

131680022551523 is an equidigital number, since it uses as much as digits as its factorization.

131680022551523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432000, while the sum is 44.

The spelling of 131680022551523 in words is "one hundred thirty-one trillion, six hundred eighty billion, twenty-two million, five hundred fifty-one thousand, five hundred twenty-three".