10813765320 has 96 divisors (see below), whose sum is σ = 35292067200. Its totient is φ = 2871582336.

The previous prime is 10813765267. The next prime is 10813765343. The reversal of 10813765320 is 2356731801.

10813765320 is a `hidden beast` number, since 10 + 81 + 37 + 6 + 532 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23199 + ... + 148881.

It is an arithmetic number, because the mean of its divisors is an integer number (367625700).

Almost surely, 2^10813765320 is an apocalyptic number.

10813765320 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 10813765320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17646033600).

10813765320 is an abundant number, since it is smaller than the sum of its proper divisors (24478301880).

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

10813765320 is a wasteful number, since it uses less digits than its factorization.

10813765320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125939 (or 125932 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 10813765320 in words is "ten billion, eight hundred thirteen million, seven hundred sixty-five thousand, three hundred twenty".