136335113840 has 40 divisors (see below), whose sum is σ = 317235618240. Its totient is φ = 54489920256.

The previous prime is 136335113777. The next prime is 136335113857. The reversal of 136335113840 is 48311533631.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 136335113794 and 136335113803.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 589880 + ... + 787799.

It is an arithmetic number, because the mean of its divisors is an integer number (7930890456).

Almost surely, 2^136335113840 is an apocalyptic number.

136335113840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136335113840 is an abundant number, since it is smaller than the sum of its proper divisors (180900504400).

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

136335113840 is a wasteful number, since it uses less digits than its factorization.

136335113840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378929 (or 1378923 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 136335113840 in words is "one hundred thirty-six billion, three hundred thirty-five million, one hundred thirteen thousand, eight hundred forty".