13225531772 has 6 divisors (see below), whose sum is σ = 23144680608. Its totient is φ = 6612765884.

The previous prime is 13225531757. The next prime is 13225531777. The reversal of 13225531772 is 27713552231.

13225531772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13225531777) 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 as a sum of consecutive naturals, namely, 1653191468 + ... + 1653191475.

It is an arithmetic number, because the mean of its divisors is an integer number (3857446768).

Almost surely, 2^13225531772 is an apocalyptic number.

It is an amenable number.

13225531772 is a deficient number, since it is larger than the sum of its proper divisors (9919148836).

13225531772 is a wasteful number, since it uses less digits than its factorization.

13225531772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3306382947 (or 3306382945 counting only the distinct ones).

The product of its digits is 88200, while the sum is 38.

The spelling of 13225531772 in words is "thirteen billion, two hundred twenty-five million, five hundred thirty-one thousand, seven hundred seventy-two".