136585247844 has 48 divisors (see below), whose sum is σ = 327082468608. Its totient is φ = 44343307008.

The previous prime is 136585247839. The next prime is 136585247861. The reversal of 136585247844 is 448742585631.

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, 696652 + ... + 870915.

It is an arithmetic number, because the mean of its divisors is an integer number (6814218096).

Almost surely, 2^136585247844 is an apocalyptic number.

It is an amenable number.

136585247844 is an abundant number, since it is smaller than the sum of its proper divisors (190497220764).

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

136585247844 is a wasteful number, since it uses less digits than its factorization.

136585247844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1567764 (or 1567762 counting only the distinct ones).

The product of its digits is 25804800, while the sum is 57.

The spelling of 136585247844 in words is "one hundred thirty-six billion, five hundred eighty-five million, two hundred forty-seven thousand, eight hundred forty-four".