13140351255340 has 48 divisors (see below), whose sum is σ = 27863656853760. Its totient is φ = 5204921492160.

The previous prime is 13140351255301. The next prime is 13140351255407. The reversal of 13140351255340 is 4355215304131.

It is a super-2 number, since 2×13140351255340² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13140351255340.

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, 65942055 + ... + 66141025.

It is an arithmetic number, because the mean of its divisors is an integer number (580492851120).

Almost surely, 2^{13140351255340} is an apocalyptic number.

13140351255340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13140351255340 is an abundant number, since it is smaller than the sum of its proper divisors (14723305598420).

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

13140351255340 is a wasteful number, since it uses less digits than its factorization.

13140351255340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231142 (or 231140 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

Adding to 13140351255340 its reverse (4355215304131), we get a palindrome (17495566559471).

The spelling of 13140351255340 in words is "thirteen trillion, one hundred forty billion, three hundred fifty-one million, two hundred fifty-five thousand, three hundred forty".