136205644344 has 64 divisors (see below), whose sum is σ = 424537079040. Its totient is φ = 35378088960.

The previous prime is 136205644343. The next prime is 136205644381. The reversal of 136205644344 is 443446502631.

136205644344 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 136205644296 and 136205644305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136205644343) 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, 36850329 + ... + 36854024.

It is an arithmetic number, because the mean of its divisors is an integer number (6633391860).

Almost surely, 2^136205644344 is an apocalyptic number.

136205644344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

136205644344 is an abundant number, since it is smaller than the sum of its proper divisors (288331434696).

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

136205644344 is a wasteful number, since it uses less digits than its factorization.

136205644344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73704380 (or 73704376 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 42.

The spelling of 136205644344 in words is "one hundred thirty-six billion, two hundred five million, six hundred forty-four thousand, three hundred forty-four".