13325405104240 has 20 divisors (see below), whose sum is σ = 30981566867544. Its totient is φ = 5330162041664.

The previous prime is 13325405104177. The next prime is 13325405104261. The reversal of 13325405104240 is 4240150452331.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 13325405104196 and 13325405104205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83283781822 + ... + 83283781981.

Almost surely, 2^{13325405104240} is an apocalyptic number.

13325405104240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13325405104240 is an abundant number, since it is smaller than the sum of its proper divisors (17656161763304).

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

13325405104240 is a wasteful number, since it uses less digits than its factorization.

13325405104240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166567563816 (or 166567563810 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 13325405104240 its reverse (4240150452331), we get a palindrome (17565555556571).

The spelling of 13325405104240 in words is "thirteen trillion, three hundred twenty-five billion, four hundred five million, one hundred four thousand, two hundred forty".