135771416442 has 24 divisors (see below), whose sum is σ = 301346316180. Its totient is φ = 44153305920.

The previous prime is 135771416423. The next prime is 135771416447. The reversal of 135771416442 is 244614177531.

135771416442 is a `hidden beast` number, since 1 + 3 + 577 + 14 + 1 + 64 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 135614691081 + 156725361 = 368259^2 + 12519^2 .

It is not an unprimeable number, because it can be changed into a prime (135771416447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 91985317 + ... + 91986792.

Almost surely, 2^135771416442 is an apocalyptic number.

135771416442 is an abundant number, since it is smaller than the sum of its proper divisors (165574899738).

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

135771416442 is a wasteful number, since it uses less digits than its factorization.

135771416442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183972158 (or 183972155 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The spelling of 135771416442 in words is "one hundred thirty-five billion, seven hundred seventy-one million, four hundred sixteen thousand, four hundred forty-two".