13245045432 has 16 divisors (see below), whose sum is σ = 33112613640. Its totient is φ = 4415015136.

The previous prime is 13245045421. The next prime is 13245045481. The reversal of 13245045432 is 23454054231.

It is a junction number, because it is equal to n+sod(n) for n = 13245045393 and 13245045402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 275938423 + ... + 275938470.

Almost surely, 2^13245045432 is an apocalyptic number.

13245045432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13245045432 is an abundant number, since it is smaller than the sum of its proper divisors (19867568208).

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

13245045432 is a wasteful number, since it uses less digits than its factorization.

13245045432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551876902 (or 551876898 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 13245045432 its reverse (23454054231), we get a palindrome (36699099663).

The spelling of 13245045432 in words is "thirteen billion, two hundred forty-five million, forty-five thousand, four hundred thirty-two".