136803105504 has 72 divisors (see below), whose sum is σ = 418959522072. Its totient is φ = 42093262080.

The previous prime is 136803105497. The next prime is 136803105529. The reversal of 136803105504 is 405501308631.

136803105504 is a `hidden beast` number, since 13 + 6 + 80 + 3 + 10 + 550 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18265902 + ... + 18273389.

It is an arithmetic number, because the mean of its divisors is an integer number (5818882251).

Almost surely, 2^136803105504 is an apocalyptic number.

It is an amenable number.

136803105504 is an abundant number, since it is smaller than the sum of its proper divisors (282156416568).

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

136803105504 is a wasteful number, since it uses less digits than its factorization.

136803105504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36539320 (or 36539309 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 136803105504 in words is "one hundred thirty-six billion, eight hundred three million, one hundred five thousand, five hundred four".