11546572442 has 8 divisors (see below), whose sum is σ = 17320509876. Its totient is φ = 5773069152.

The previous prime is 11546572393. The next prime is 11546572481. The reversal of 11546572442 is 24427564511.

It is a happy number.

11546572442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 11111057281 + 435515161 = 105409^2 + 20869^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11546572442.

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 3 ways as a sum of consecutive naturals, for example, 30953 + ... + 155084.

Almost surely, 2^11546572442 is an apocalyptic number.

11546572442 is a deficient number, since it is larger than the sum of its proper divisors (5773937434).

11546572442 is a wasteful number, since it uses less digits than its factorization.

11546572442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217072.

The product of its digits is 268800, while the sum is 41.

The spelling of 11546572442 in words is "eleven billion, five hundred forty-six million, five hundred seventy-two thousand, four hundred forty-two".