13140343235402 has 16 divisors (see below), whose sum is σ = 20164180417920. Its totient is φ = 6419426053248.

The previous prime is 13140343235401. The next prime is 13140343235407. The reversal of 13140343235402 is 20453234304131.

It is a super-2 number, since 2×13140343235402² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13140343235401) 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, 119017127 + ... + 119127482.

It is an arithmetic number, because the mean of its divisors is an integer number (1260261276120).

Almost surely, 2^{13140343235402} is an apocalyptic number.

13140343235402 is a deficient number, since it is larger than the sum of its proper divisors (7023837182518).

13140343235402 is a wasteful number, since it uses less digits than its factorization.

13140343235402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238145245.

The product of its (nonzero) digits is 103680, while the sum is 35.

Adding to 13140343235402 its reverse (20453234304131), we get a palindrome (33593577539533).

The spelling of 13140343235402 in words is "thirteen trillion, one hundred forty billion, three hundred forty-three million, two hundred thirty-five thousand, four hundred two".