136556145444 has 48 divisors (see below), whose sum is σ = 324242525376. Its totient is φ = 44723952000.

The previous prime is 136556145443. The next prime is 136556145461. The reversal of 136556145444 is 444541655631.

It is a junction number, because it is equal to n+sod(n) for n = 136556145393 and 136556145402.

It is not an unprimeable number, because it can be changed into a prime (136556145443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271267 + ... + 588810.

It is an arithmetic number, because the mean of its divisors is an integer number (6755052612).

Almost surely, 2^136556145444 is an apocalyptic number.

It is an amenable number.

136556145444 is an abundant number, since it is smaller than the sum of its proper divisors (187686379932).

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

136556145444 is a wasteful number, since it uses less digits than its factorization.

136556145444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860316 (or 860314 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 48.

The spelling of 136556145444 in words is "one hundred thirty-six billion, five hundred fifty-six million, one hundred forty-five thousand, four hundred forty-four".