13033225436 has 96 divisors (see below), whose sum is σ = 28854282240. Its totient is φ = 5003712000.

The previous prime is 13033225417. The next prime is 13033225441. The reversal of 13033225436 is 63452233031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7433936 + ... + 7435688.

It is an arithmetic number, because the mean of its divisors is an integer number (300565440).

Almost surely, 2^13033225436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13033225436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14427141120).

13033225436 is an abundant number, since it is smaller than the sum of its proper divisors (15821056804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13033225436 is a wasteful number, since it uses less digits than its factorization.

13033225436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2115 (or 2113 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 32.

Adding to 13033225436 its reverse (63452233031), we get a palindrome (76485458467).

The spelling of 13033225436 in words is "thirteen billion, thirty-three million, two hundred twenty-five thousand, four hundred thirty-six".