31344140240342 has 8 divisors (see below), whose sum is σ = 47016388869600. Its totient is φ = 15672010617144.

The previous prime is 31344140240333. The next prime is 31344140240351. The reversal of 31344140240342 is 24304204144313.

It is an interprime number because it is at equal distance from previous prime (31344140240333) and next prime (31344140240351).

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29090117 + ... + 30148352.

It is an arithmetic number, because the mean of its divisors is an integer number (5877048608700).

Almost surely, 2^{31344140240342} is an apocalyptic number.

31344140240342 is a deficient number, since it is larger than the sum of its proper divisors (15672248629258).

31344140240342 is a wasteful number, since it uses less digits than its factorization.

31344140240342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59503030.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 31344140240342 its reverse (24304204144313), we get a palindrome (55648344384655).

The spelling of 31344140240342 in words is "thirty-one trillion, three hundred forty-four billion, one hundred forty million, two hundred forty thousand, three hundred forty-two".