13140440134552 has 32 divisors (see below), whose sum is σ = 24646088610000. Its totient is φ = 6568150207104.

The previous prime is 13140440134537. The next prime is 13140440134559. The reversal of 13140440134552 is 25543104404131.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13140440134559) 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, 421869043 + ... + 421900189.

Almost surely, 2^{13140440134552} is an apocalyptic number.

It is an amenable number.

13140440134552 is a deficient number, since it is larger than the sum of its proper divisors (11505648475448).

13140440134552 is a wasteful number, since it uses less digits than its factorization.

13140440134552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46075 (or 46071 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 13140440134552 its reverse (25543104404131), we get a palindrome (38683544538683).

The spelling of 13140440134552 in words is "thirteen trillion, one hundred forty billion, four hundred forty million, one hundred thirty-four thousand, five hundred fifty-two".