136443084240 has 80 divisors (see below), whose sum is σ = 445235342400. Its totient is φ = 34469830656.

The previous prime is 136443084233. The next prime is 136443084263. The reversal of 136443084240 is 42480344631.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14956305 + ... + 14965424.

It is an arithmetic number, because the mean of its divisors is an integer number (5565441780).

Almost surely, 2^136443084240 is an apocalyptic number.

136443084240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136443084240 is an abundant number, since it is smaller than the sum of its proper divisors (308792258160).

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

136443084240 is a wasteful number, since it uses less digits than its factorization.

136443084240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29921764 (or 29921758 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 39.

The spelling of 136443084240 in words is "one hundred thirty-six billion, four hundred forty-three million, eighty-four thousand, two hundred forty".