13522172067 has 12 divisors (see below), whose sum is σ = 19536407280. Its totient is φ = 9012759408.

The previous prime is 13522172051. The next prime is 13522172071. The reversal of 13522172067 is 76027122531.

13522172067 is a `hidden beast` number, since 1 + 3 + 522 + 1 + 72 + 0 + 67 = 666.

It is not a de Polignac number, because 13522172067 - 2⁴ = 13522172051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13522172047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125568 + ... + 206909.

It is an arithmetic number, because the mean of its divisors is an integer number (1628033940).

Almost surely, 2^13522172067 is an apocalyptic number.

13522172067 is a deficient number, since it is larger than the sum of its proper divisors (6014235213).

13522172067 is a wasteful number, since it uses less digits than its factorization.

13522172067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337002 (or 336999 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

Adding to 13522172067 its reverse (76027122531), we get a palindrome (89549294598).

The spelling of 13522172067 in words is "thirteen billion, five hundred twenty-two million, one hundred seventy-two thousand, sixty-seven".