11525621802 has 32 divisors (see below), whose sum is σ = 23419040064. Its totient is φ = 3780691200.

The previous prime is 11525621773. The next prime is 11525621819. The reversal of 11525621802 is 20812652511.

11525621802 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, 396402 + ... + 424482.

It is an arithmetic number, because the mean of its divisors is an integer number (731845002).

Almost surely, 2^11525621802 is an apocalyptic number.

11525621802 is an abundant number, since it is smaller than the sum of its proper divisors (11893418262).

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

11525621802 is a wasteful number, since it uses less digits than its factorization.

11525621802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29174.

The product of its (nonzero) digits is 9600, while the sum is 33.

The spelling of 11525621802 in words is "eleven billion, five hundred twenty-five million, six hundred twenty-one thousand, eight hundred two".