136243109100 has 288 divisors, whose sum is σ = 460806506496. Its totient is φ = 30434227200.

The previous prime is 136243109099. The next prime is 136243109131. The reversal of 136243109100 is 1901342631.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 95 ways as a sum of consecutive naturals, for example, 30160042 + ... + 30164558.

It is an arithmetic number, because the mean of its divisors is an integer number (1600022592).

Almost surely, 2^136243109100 is an apocalyptic number.

136243109100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136243109100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230403253248).

136243109100 is an abundant number, since it is smaller than the sum of its proper divisors (324563397396).

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

136243109100 is a wasteful number, since it uses less digits than its factorization.

136243109100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4865 (or 4858 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 30.

The spelling of 136243109100 in words is "one hundred thirty-six billion, two hundred forty-three million, one hundred nine thousand, one hundred".