13140234420025 has 12 divisors (see below), whose sum is σ = 16855748981100. Its totient is φ = 10149698310080.

The previous prime is 13140234419929. The next prime is 13140234420029. The reversal of 13140234420025 is 52002443204131.

It can be written as a sum of positive squares in 6 ways, for example, as 589277310736 + 12550957109289 = 767644^2 + 3542733^2 .

It is not a de Polignac number, because 13140234420025 - 2²⁹ = 13139697549113 is a prime.

It is a super-2 number, since 2×13140234420025² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13140234420029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9062229910 + ... + 9062231359.

It is an arithmetic number, because the mean of its divisors is an integer number (1404645748425).

Almost surely, 2^{13140234420025} is an apocalyptic number.

It is an amenable number.

13140234420025 is a deficient number, since it is larger than the sum of its proper divisors (3715514561075).

13140234420025 is a wasteful number, since it uses less digits than its factorization.

13140234420025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18124461308 (or 18124461303 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 13140234420025 its reverse (52002443204131), we get a palindrome (65142677624156).

The spelling of 13140234420025 in words is "thirteen trillion, one hundred forty billion, two hundred thirty-four million, four hundred twenty thousand, twenty-five".