31443040142334 has 48 divisors (see below), whose sum is σ = 69471096115200. Its totient is φ = 10275648601680.

The previous prime is 31443040142299. The next prime is 31443040142351. The reversal of 31443040142334 is 43324104034413.

31443040142334 is a `hidden beast` number, since 3 + 1 + 4 + 4 + 304 + 0 + 14 + 2 + 334 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61527934 + ... + 62036865.

It is an arithmetic number, because the mean of its divisors is an integer number (1447314502400).

Almost surely, 2^{31443040142334} is an apocalyptic number.

31443040142334 is an abundant number, since it is smaller than the sum of its proper divisors (38028055972866).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31443040142334 is a wasteful number, since it uses less digits than its factorization.

31443040142334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123565085 (or 123565082 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 31443040142334 its reverse (43324104034413), we get a palindrome (74767144176747).

The spelling of 31443040142334 in words is "thirty-one trillion, four hundred forty-three billion, forty million, one hundred forty-two thousand, three hundred thirty-four".