135475904145924 has 18 divisors (see below), whose sum is σ = 342452979924510. Its totient is φ = 45158634715296.

The previous prime is 135475904145893. The next prime is 135475904145941. The reversal of 135475904145924 is 429541409574531.

It is a happy number.

135475904145924 is a `hidden beast` number, since 1 + 3 + 5 + 4 + 7 + 590 + 4 + 14 + 5 + 9 + 24 = 666.

It can be written as a sum of positive squares in only one way, i.e., 103369719068100 + 32106185077824 = 10167090^2 + 5666232^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1881609779769 + ... + 1881609779840.

Almost surely, 2^{135475904145924} is an apocalyptic number.

It is an amenable number.

135475904145924 is an abundant number, since it is smaller than the sum of its proper divisors (206977075778586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135475904145924 is a wasteful number, since it uses less digits than its factorization.

135475904145924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3763219559619 (or 3763219559614 counting only the distinct ones).

The product of its (nonzero) digits is 108864000, while the sum is 63.

The spelling of 135475904145924 in words is "one hundred thirty-five trillion, four hundred seventy-five billion, nine hundred four million, one hundred forty-five thousand, nine hundred twenty-four".