136646254422 has 32 divisors (see below), whose sum is σ = 321520600800. Its totient is φ = 42869412864.

The previous prime is 136646254411. The next prime is 136646254441. The reversal of 136646254422 is 224452646631.

It is a happy number.

136646254422 is a `hidden beast` number, since 1 + 3 + 66 + 46 + 2 + 544 + 2 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74425147 + ... + 74426982.

It is an arithmetic number, because the mean of its divisors is an integer number (10047518775).

Almost surely, 2^136646254422 is an apocalyptic number.

136646254422 is an abundant number, since it is smaller than the sum of its proper divisors (184874346378).

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

136646254422 is a wasteful number, since it uses less digits than its factorization.

136646254422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148852157 (or 148852151 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 45.

The spelling of 136646254422 in words is "one hundred thirty-six billion, six hundred forty-six million, two hundred fifty-four thousand, four hundred twenty-two".