11332472857 has 8 divisors (see below), whose sum is σ = 11626465032. Its totient is φ = 11039318400.

The previous prime is 11332472819. The next prime is 11332472861. The reversal of 11332472857 is 75827423311.

11332472857 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 4 ways, for example, as 3779298576 + 7553174281 = 61476^2 + 86909^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 11332472857 - 2²⁷ = 11198255129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11332472897) 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 7 ways as a sum of consecutive naturals, for example, 181978 + ... + 236179.

It is an arithmetic number, because the mean of its divisors is an integer number (1453308129).

Almost surely, 2^11332472857 is an apocalyptic number.

It is an amenable number.

11332472857 is a deficient number, since it is larger than the sum of its proper divisors (293992175).

11332472857 is an equidigital number, since it uses as much as digits as its factorization.

11332472857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418859.

The product of its digits is 282240, while the sum is 43.

The spelling of 11332472857 in words is "eleven billion, three hundred thirty-two million, four hundred seventy-two thousand, eight hundred fifty-seven".