31444025255342 has 32 divisors (see below), whose sum is σ = 53961132386304. Its totient is φ = 13461746126400.

The previous prime is 31444025255339. The next prime is 31444025255351. The reversal of 31444025255342 is 24355252044413.

It is a junction number, because it is equal to n+sod(n) for n = 31444025255293 and 31444025255302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49795367 + ... + 50422877.

It is an arithmetic number, because the mean of its divisors is an integer number (1686285387072).

Almost surely, 2^{31444025255342} is an apocalyptic number.

31444025255342 is a deficient number, since it is larger than the sum of its proper divisors (22517107130962).

31444025255342 is a wasteful number, since it uses less digits than its factorization.

31444025255342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631304.

The product of its (nonzero) digits is 2304000, while the sum is 44.

Adding to 31444025255342 its reverse (24355252044413), we get a palindrome (55799277299755).

The spelling of 31444025255342 in words is "thirty-one trillion, four hundred forty-four billion, twenty-five million, two hundred fifty-five thousand, three hundred forty-two".