13305651540540 has 24 divisors (see below), whose sum is σ = 37255824313680. Its totient is φ = 3548173744128.

The previous prime is 13305651540523. The next prime is 13305651540553. The reversal of 13305651540540 is 4504515650331.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13305651540492 and 13305651540501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110880429445 + ... + 110880429564.

It is an arithmetic number, because the mean of its divisors is an integer number (1552326013070).

Almost surely, 2^{13305651540540} is an apocalyptic number.

13305651540540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13305651540540 is an abundant number, since it is smaller than the sum of its proper divisors (23950172773140).

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

13305651540540 is a wasteful number, since it uses less digits than its factorization.

13305651540540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221760859021 (or 221760859019 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 13305651540540 in words is "thirteen trillion, three hundred five billion, six hundred fifty-one million, five hundred forty thousand, five hundred forty".