312040404041342 has 8 divisors (see below), whose sum is σ = 488411067195216. Its totient is φ = 149236714976272.

The previous prime is 312040404041321. The next prime is 312040404041347. The reversal of 312040404041342 is 243140404040213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 312040404041299 and 312040404041308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312040404041347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3391743522143 + ... + 3391743522234.

It is an arithmetic number, because the mean of its divisors is an integer number (61051383399402).

Almost surely, 2^{312040404041342} is an apocalyptic number.

312040404041342 is a deficient number, since it is larger than the sum of its proper divisors (176370663153874).

312040404041342 is a wasteful number, since it uses less digits than its factorization.

312040404041342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6783487044402.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 312040404041342 its reverse (243140404040213), we get a palindrome (555180808081555).

The spelling of 312040404041342 in words is "three hundred twelve trillion, forty billion, four hundred four million, forty-one thousand, three hundred forty-two".