13333423525 has 12 divisors (see below), whose sum is σ = 17103564900. Its totient is φ = 10298919680.

The previous prime is 13333423429. The next prime is 13333423559. The reversal of 13333423525 is 52532433331.

It can be written as a sum of positive squares in 6 ways, for example, as 331494849 + 13001928676 = 18207^2 + 114026^2 .

It is not a de Polignac number, because 13333423525 - 2¹¹ = 13333421477 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9194740 + ... + 9196189.

It is an arithmetic number, because the mean of its divisors is an integer number (1425297075).

Almost surely, 2^13333423525 is an apocalyptic number.

It is an amenable number.

13333423525 is a deficient number, since it is larger than the sum of its proper divisors (3770141375).

13333423525 is a wasteful number, since it uses less digits than its factorization.

13333423525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18390968 (or 18390963 counting only the distinct ones).

The product of its digits is 97200, while the sum is 34.

Adding to 13333423525 its reverse (52532433331), we get a palindrome (65865856856).

The spelling of 13333423525 in words is "thirteen billion, three hundred thirty-three million, four hundred twenty-three thousand, five hundred twenty-five".