11572065500 has 48 divisors (see below), whose sum is σ = 25889861088. Its totient is φ = 4515920000.

The previous prime is 11572065497. The next prime is 11572065641. The reversal of 11572065500 is 556027511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 261746 + ... + 302745.

It is an arithmetic number, because the mean of its divisors is an integer number (539372106).

Almost surely, 2^11572065500 is an apocalyptic number.

11572065500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11572065500 is an abundant number, since it is smaller than the sum of its proper divisors (14317795588).

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

11572065500 is a wasteful number, since it uses less digits than its factorization.

11572065500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564551 (or 564539 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 32.

The spelling of 11572065500 in words is "eleven billion, five hundred seventy-two million, sixty-five thousand, five hundred".