13313545422040 has 32 divisors (see below), whose sum is σ = 29957226742080. Its totient is φ = 5325107139072.

The previous prime is 13313545422007. The next prime is 13313545422041. The reversal of 13313545422040 is 4022454531331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13313545422041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9025632 + ... + 10396591.

It is an arithmetic number, because the mean of its divisors is an integer number (936163335690).

Almost surely, 2^{13313545422040} is an apocalyptic number.

13313545422040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13313545422040 is an abundant number, since it is smaller than the sum of its proper divisors (16643681320040).

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

13313545422040 is a wasteful number, since it uses less digits than its factorization.

13313545422040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19439371 (or 19439367 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 13313545422040 its reverse (4022454531331), we get a palindrome (17335999953371).

The spelling of 13313545422040 in words is "thirteen trillion, three hundred thirteen billion, five hundred forty-five million, four hundred twenty-two thousand, forty".