13140240031142 has 16 divisors (see below), whose sum is σ = 23252774986752. Its totient is φ = 5449869137160.

The previous prime is 13140240031073. The next prime is 13140240031169. The reversal of 13140240031142 is 24113004204131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15138524948 + ... + 15138525815.

It is an arithmetic number, because the mean of its divisors is an integer number (1453298436672).

Almost surely, 2^{13140240031142} is an apocalyptic number.

13140240031142 is a deficient number, since it is larger than the sum of its proper divisors (10112534955610).

13140240031142 is a wasteful number, since it uses less digits than its factorization.

13140240031142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30277050803.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 13140240031142 its reverse (24113004204131), we get a palindrome (37253244235273).

The spelling of 13140240031142 in words is "thirteen trillion, one hundred forty billion, two hundred forty million, thirty-one thousand, one hundred forty-two".