11572835272 has 64 divisors (see below), whose sum is σ = 23739281280. Its totient is φ = 5267469312.

The previous prime is 11572835251. The next prime is 11572835297. The reversal of 11572835272 is 27253827511.

It is a Harshad number since it is a multiple of its sum of digits (43).

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, 592738 + ... + 611950.

It is an arithmetic number, because the mean of its divisors is an integer number (370926270).

Almost surely, 2^11572835272 is an apocalyptic number.

It is an amenable number.

11572835272 is an abundant number, since it is smaller than the sum of its proper divisors (12166446008).

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

11572835272 is a wasteful number, since it uses less digits than its factorization.

11572835272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19382 (or 19378 counting only the distinct ones).

The product of its digits is 235200, while the sum is 43.

The spelling of 11572835272 in words is "eleven billion, five hundred seventy-two million, eight hundred thirty-five thousand, two hundred seventy-two".