4040323231142 has 32 divisors (see below), whose sum is σ = 6885761197824. Its totient is φ = 1761707858400.

The previous prime is 4040323231073. The next prime is 4040323231169. The reversal of 4040323231142 is 2411323230404.

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, 34896728 + ... + 35012315.

It is an arithmetic number, because the mean of its divisors is an integer number (215180037432).

Almost surely, 2^{4040323231142} is an apocalyptic number.

4040323231142 is a deficient number, since it is larger than the sum of its proper divisors (2845437966682).

4040323231142 is a wasteful number, since it uses less digits than its factorization.

4040323231142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69909164.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 4040323231142 its reverse (2411323230404), we get a palindrome (6451646461546).

The spelling of 4040323231142 in words is "four trillion, forty billion, three hundred twenty-three million, two hundred thirty-one thousand, one hundred forty-two".