13140232152454 has 32 divisors (see below), whose sum is σ = 21554977931136. Its totient is φ = 5958178681920.

The previous prime is 13140232152403. The next prime is 13140232152491. The reversal of 13140232152454 is 45425123204131.

It is a congruent number.

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, 38063529 + ... + 38407195.

It is an arithmetic number, because the mean of its divisors is an integer number (673593060348).

Almost surely, 2^{13140232152454} is an apocalyptic number.

13140232152454 is a deficient number, since it is larger than the sum of its proper divisors (8414745778682).

13140232152454 is a wasteful number, since it uses less digits than its factorization.

13140232152454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347940.

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

Adding to 13140232152454 its reverse (45425123204131), we get a palindrome (58565355356585).

The spelling of 13140232152454 in words is "thirteen trillion, one hundred forty billion, two hundred thirty-two million, one hundred fifty-two thousand, four hundred fifty-four".