31424302404142 has 8 divisors (see below), whose sum is σ = 47144926830456. Its totient is φ = 15709326793992.

The previous prime is 31424302404101. The next prime is 31424302404163. The reversal of 31424302404142 is 24140420342413.

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 = 31424302404098 and 31424302404107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1412190133 + ... + 1412212384.

It is an arithmetic number, because the mean of its divisors is an integer number (5893115853807).

Almost surely, 2^{31424302404142} is an apocalyptic number.

31424302404142 is a deficient number, since it is larger than the sum of its proper divisors (15720624426314).

31424302404142 is a wasteful number, since it uses less digits than its factorization.

31424302404142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2824408082.

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 31424302404142 its reverse (24140420342413), we get a palindrome (55564722746555).

The spelling of 31424302404142 in words is "thirty-one trillion, four hundred twenty-four billion, three hundred two million, four hundred four thousand, one hundred forty-two".