13641102440 has 64 divisors (see below), whose sum is σ = 36923299200. Its totient is φ = 4430792448.

The previous prime is 13641102437. The next prime is 13641102479. The reversal of 13641102440 is 4420114631.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1276739 + ... + 1287378.

It is an arithmetic number, because the mean of its divisors is an integer number (576926550).

Almost surely, 2^13641102440 is an apocalyptic number.

13641102440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13641102440 is an abundant number, since it is smaller than the sum of its proper divisors (23282196760).

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

13641102440 is a wasteful number, since it uses less digits than its factorization.

13641102440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2564154 (or 2564150 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The spelling of 13641102440 in words is "thirteen billion, six hundred forty-one million, one hundred two thousand, four hundred forty".