13225332456 has 96 divisors (see below), whose sum is σ = 42734952000. Its totient is φ = 3778663392.

The previous prime is 13225332391. The next prime is 13225332493. The reversal of 13225332456 is 65423352231.

13225332456 is a `hidden beast` number, since 1 + 32 + 253 + 324 + 56 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 13225332456.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 614196 + ... + 635363.

It is an arithmetic number, because the mean of its divisors is an integer number (445155750).

Almost surely, 2^13225332456 is an apocalyptic number.

It is an amenable number.

13225332456 is an abundant number, since it is smaller than the sum of its proper divisors (29509619544).

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

13225332456 is a wasteful number, since it uses less digits than its factorization.

13225332456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1249588 (or 1249571 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

Adding to 13225332456 its reverse (65423352231), we get a palindrome (78648684687).

The spelling of 13225332456 in words is "thirteen billion, two hundred twenty-five million, three hundred thirty-two thousand, four hundred fifty-six".