136226402064 has 60 divisors (see below), whose sum is σ = 381284511036. Its totient is φ = 45404061696.

The previous prime is 136226402029. The next prime is 136226402101. The reversal of 136226402064 is 460204622631.

136226402064 is a `hidden beast` number, since 1 + 3 + 6 + 2 + 2 + 640 + 2 + 0 + 6 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 131856134400 + 4370267664 = 363120^2 + 66108^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1504444 + ... + 1592420.

Almost surely, 2^136226402064 is an apocalyptic number.

It is an amenable number.

136226402064 is an abundant number, since it is smaller than the sum of its proper divisors (245058108972).

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

136226402064 is a wasteful number, since it uses less digits than its factorization.

136226402064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98744 (or 98735 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 136226402064 in words is "one hundred thirty-six billion, two hundred twenty-six million, four hundred two thousand, sixty-four".