11572743567 has 32 divisors (see below), whose sum is σ = 19901191680. Its totient is φ = 5804507520.

The previous prime is 11572743551. The next prime is 11572743571. The reversal of 11572743567 is 76534727511.

11572743567 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11572743567 - 2⁴ = 11572743551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11572743587) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 857068 + ... + 870465.

It is an arithmetic number, because the mean of its divisors is an integer number (621912240).

Almost surely, 2^11572743567 is an apocalyptic number.

11572743567 is a deficient number, since it is larger than the sum of its proper divisors (8328448113).

11572743567 is a wasteful number, since it uses less digits than its factorization.

11572743567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1727583.

The product of its digits is 1234800, while the sum is 48.

The spelling of 11572743567 in words is "eleven billion, five hundred seventy-two million, seven hundred forty-three thousand, five hundred sixty-seven".