31412031344 has 20 divisors (see below), whose sum is σ = 60880150296. Its totient is φ = 15701024832.

The previous prime is 31412031341. The next prime is 31412031379. The reversal of 31412031344 is 44313021413.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31412031341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 259739 + ... + 360954.

Almost surely, 2^31412031344 is an apocalyptic number.

It is an amenable number.

31412031344 is a deficient number, since it is larger than the sum of its proper divisors (29468118952).

31412031344 is a wasteful number, since it uses less digits than its factorization.

31412031344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 623864 (or 623858 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 31412031344 its reverse (44313021413), we get a palindrome (75725052757).

The spelling of 31412031344 in words is "thirty-one billion, four hundred twelve million, thirty-one thousand, three hundred forty-four".