10823285520 has 60 divisors (see below), whose sum is σ = 36348202956. Its totient is φ = 2886209280.

The previous prime is 10823285497. The next prime is 10823285527. The reversal of 10823285520 is 2558232801.

10823285520 is a `hidden beast` number, since 1 + 0 + 82 + 3 + 28 + 552 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3266808336 + 7556477184 = 57156^2 + 86928^2 .

It is a tau number, because it is divible by the number of its divisors (60).

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

It is not an unprimeable number, because it can be changed into a prime (10823285527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7515451 + ... + 7516890.

Almost surely, 2^10823285520 is an apocalyptic number.

10823285520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10823285520 is an abundant number, since it is smaller than the sum of its proper divisors (25524917436).

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

10823285520 is a wasteful number, since it uses less digits than its factorization.

10823285520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15032360 (or 15032351 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The spelling of 10823285520 in words is "ten billion, eight hundred twenty-three million, two hundred eighty-five thousand, five hundred twenty".