135524808425551 has 2 divisors, whose sum is σ = 135524808425552. Its totient is φ = 135524808425550.

The previous prime is 135524808425519. The next prime is 135524808425569. The reversal of 135524808425551 is 155524808425531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 135524808425551 - 2⁵ = 135524808425519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (135524808405551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67762404212775 + 67762404212776.

It is an arithmetic number, because the mean of its divisors is an integer number (67762404212776).

Almost surely, 2^{135524808425551} is an apocalyptic number.

135524808425551 is a deficient number, since it is larger than the sum of its proper divisors (1).

135524808425551 is an equidigital number, since it uses as much as digits as its factorization.

135524808425551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38400000, while the sum is 58.

The spelling of 135524808425551 in words is "one hundred thirty-five trillion, five hundred twenty-four billion, eight hundred eight million, four hundred twenty-five thousand, five hundred fifty-one".