13200004040 has 32 divisors (see below), whose sum is σ = 30260391480. Its totient is φ = 5180378112.

The previous prime is 13200004039. The next prime is 13200004091. The reversal of 13200004040 is 4040000231.

It can be written as a sum of positive squares in 4 ways, for example, as 12963644164 + 236359876 = 113858^2 + 15374^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3111089 + ... + 3115328.

Almost surely, 2^13200004040 is an apocalyptic number.

13200004040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13200004040 is an abundant number, since it is smaller than the sum of its proper divisors (17060387440).

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

13200004040 is a wasteful number, since it uses less digits than its factorization.

13200004040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6226481 (or 6226477 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 13200004040 its reverse (4040000231), we get a palindrome (17240004271).

The spelling of 13200004040 in words is "thirteen billion, two hundred million, four thousand, forty".