13603633040 has 40 divisors (see below), whose sum is σ = 31714696320. Its totient is φ = 5426614656.

The previous prime is 13603632979. The next prime is 13603633081. The reversal of 13603633040 is 4033630631.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 13603632994 and 13603633012.

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 7 ways as a sum of consecutive naturals, for example, 202310 + ... + 261029.

It is an arithmetic number, because the mean of its divisors is an integer number (792867408).

Almost surely, 2^13603633040 is an apocalyptic number.

13603633040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13603633040 is an abundant number, since it is smaller than the sum of its proper divisors (18111063280).

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

13603633040 is a wasteful number, since it uses less digits than its factorization.

13603633040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463719 (or 463713 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 29.

The spelling of 13603633040 in words is "thirteen billion, six hundred three million, six hundred thirty-three thousand, forty".