136099709220 has 24 divisors (see below), whose sum is σ = 381079185984. Its totient is φ = 36293255776.

The previous prime is 136099709219. The next prime is 136099709227. The reversal of 136099709220 is 22907990631.

It is a self number, because there is not a number n which added to its sum of digits gives 136099709220.

It is not an unprimeable number, because it can be changed into a prime (136099709227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1134164184 + ... + 1134164303.

It is an arithmetic number, because the mean of its divisors is an integer number (15878299416).

Almost surely, 2^136099709220 is an apocalyptic number.

136099709220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136099709220 is an abundant number, since it is smaller than the sum of its proper divisors (244979476764).

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

136099709220 is a wasteful number, since it uses less digits than its factorization.

136099709220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2268328499 (or 2268328497 counting only the distinct ones).

The product of its (nonzero) digits is 367416, while the sum is 48.

The spelling of 136099709220 in words is "one hundred thirty-six billion, ninety-nine million, seven hundred nine thousand, two hundred twenty".