135267918804 has 18 divisors (see below), whose sum is σ = 341927239290. Its totient is φ = 45089306256.

The previous prime is 135267918767. The next prime is 135267918811. The reversal of 135267918804 is 408819762531.

It can be written as a sum of positive squares in only one way, i.e., 134879907600 + 388011204 = 367260^2 + 19698^2 .

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

It is a congruent number.

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, 1878721059 + ... + 1878721130.

It is a 1-persistent number, because it is pandigital, but 2⋅135267918804 = 270535837608 is not.

Almost surely, 2^135267918804 is an apocalyptic number.

It is an amenable number.

135267918804 is an abundant number, since it is smaller than the sum of its proper divisors (206659320486).

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

135267918804 is a wasteful number, since it uses less digits than its factorization.

135267918804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3757442199 (or 3757442194 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The spelling of 135267918804 in words is "one hundred thirty-five billion, two hundred sixty-seven million, nine hundred eighteen thousand, eight hundred four".