13140400020424 has 16 divisors (see below), whose sum is σ = 24638738267520. Its totient is φ = 6570069815760.

The previous prime is 13140400020401. The next prime is 13140400020497. The reversal of 13140400020424 is 42402000404131.

It is a super-2 number, since 2×13140400020424² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15844692 + ... + 16653379.

It is an arithmetic number, because the mean of its divisors is an integer number (1539921141720).

Almost surely, 2^{13140400020424} is an apocalyptic number.

It is an amenable number.

13140400020424 is a deficient number, since it is larger than the sum of its proper divisors (11498338247096).

13140400020424 is a wasteful number, since it uses less digits than its factorization.

13140400020424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32548620 (or 32548616 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 13140400020424 its reverse (42402000404131), we get a palindrome (55542400424555).

The spelling of 13140400020424 in words is "thirteen trillion, one hundred forty billion, four hundred million, twenty thousand, four hundred twenty-four".