13320434032340 has 48 divisors (see below), whose sum is σ = 28937885316480. Its totient is φ = 5144374032000.

The previous prime is 13320434032337. The next prime is 13320434032361. The reversal of 13320434032340 is 4323043402331.

It is a junction number, because it is equal to n+sod(n) for n = 13320434032297 and 13320434032306.

It is a congruent 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, 70853465 + ... + 71041215.

It is an arithmetic number, because the mean of its divisors is an integer number (602872610760).

Almost surely, 2^{13320434032340} is an apocalyptic number.

13320434032340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13320434032340 is an abundant number, since it is smaller than the sum of its proper divisors (15617451284140).

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

13320434032340 is a wasteful number, since it uses less digits than its factorization.

13320434032340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310112 (or 310110 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 13320434032340 its reverse (4323043402331), we get a palindrome (17643477434671).

The spelling of 13320434032340 in words is "thirteen trillion, three hundred twenty billion, four hundred thirty-four million, thirty-two thousand, three hundred forty".