13445132016 has 40 divisors (see below), whose sum is σ = 35853689344. Its totient is φ = 4337138880.

The previous prime is 13445132003. The next prime is 13445132017. The reversal of 13445132016 is 61023154431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13445132017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4516366 + ... + 4519341.

Almost surely, 2^13445132016 is an apocalyptic number.

13445132016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13445132016 is an abundant number, since it is smaller than the sum of its proper divisors (22408557328).

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

13445132016 is a wasteful number, since it uses less digits than its factorization.

13445132016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9035749 (or 9035743 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 13445132016 its reverse (61023154431), we get a palindrome (74468286447).

The spelling of 13445132016 in words is "thirteen billion, four hundred forty-five million, one hundred thirty-two thousand, sixteen".