135423402501 has 16 divisors (see below), whose sum is σ = 181008576320. Its totient is φ = 90060474240.

The previous prime is 135423402349. The next prime is 135423402503. The reversal of 135423402501 is 105204324531.

It is not a de Polignac number, because 135423402501 - 2²⁶ = 135356293637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135423402503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2461785 + ... + 2516193.

It is an arithmetic number, because the mean of its divisors is an integer number (11313036020).

Almost surely, 2^135423402501 is an apocalyptic number.

It is an amenable number.

135423402501 is a deficient number, since it is larger than the sum of its proper divisors (45585173819).

135423402501 is a wasteful number, since it uses less digits than its factorization.

135423402501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56436.

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 135423402501 in words is "one hundred thirty-five billion, four hundred twenty-three million, four hundred two thousand, five hundred one".