13140360255426 has 64 divisors (see below), whose sum is σ = 26958977515008. Its totient is φ = 4267589131008.

The previous prime is 13140360255409. The next prime is 13140360255427. The reversal of 13140360255426 is 62455206304131.

It is not an unprimeable number, because it can be changed into a prime (13140360255427) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1191647725 + ... + 1191658751.

It is an arithmetic number, because the mean of its divisors is an integer number (421234023672).

Almost surely, 2^{13140360255426} is an apocalyptic number.

13140360255426 is an abundant number, since it is smaller than the sum of its proper divisors (13818617259582).

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

13140360255426 is a wasteful number, since it uses less digits than its factorization.

13140360255426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22175.

The product of its (nonzero) digits is 518400, while the sum is 42.

Adding to 13140360255426 its reverse (62455206304131), we get a palindrome (75595566559557).

The spelling of 13140360255426 in words is "thirteen trillion, one hundred forty billion, three hundred sixty million, two hundred fifty-five thousand, four hundred twenty-six".