11825564826 has 32 divisors (see below), whose sum is σ = 23982877440. Its totient is φ = 3886698816.

The previous prime is 11825564749. The next prime is 11825564867. The reversal of 11825564826 is 62846552811.

11825564826 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 342340 + ... + 375296.

It is an arithmetic number, because the mean of its divisors is an integer number (749464920).

Almost surely, 2^11825564826 is an apocalyptic number.

11825564826 is an abundant number, since it is smaller than the sum of its proper divisors (12157312614).

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

11825564826 is a wasteful number, since it uses less digits than its factorization.

11825564826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33798.

The product of its digits is 921600, while the sum is 48.

The spelling of 11825564826 in words is "eleven billion, eight hundred twenty-five million, five hundred sixty-four thousand, eight hundred twenty-six".