31463563041212 has 12 divisors (see below), whose sum is σ = 55125334554360. Its totient is φ = 15713467454256.

The previous prime is 31463563041199. The next prime is 31463563041217. The reversal of 31463563041212 is 21214036536413.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 31463563041212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31463563041217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4578512723 + ... + 4578519594.

It is an arithmetic number, because the mean of its divisors is an integer number (4593777879530).

Almost surely, 2^{31463563041212} is an apocalyptic number.

It is an amenable number.

31463563041212 is a deficient number, since it is larger than the sum of its proper divisors (23661771513148).

31463563041212 is a wasteful number, since it uses less digits than its factorization.

31463563041212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9157033180 (or 9157033178 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 41.

Adding to 31463563041212 its reverse (21214036536413), we get a palindrome (52677599577625).

The spelling of 31463563041212 in words is "thirty-one trillion, four hundred sixty-three billion, five hundred sixty-three million, forty-one thousand, two hundred twelve".