31132245762532 has 24 divisors (see below), whose sum is σ = 57009635166456. Its totient is φ = 14859654271488.

The previous prime is 31132245762433. The next prime is 31132245762533. The reversal of 31132245762532 is 23526754223113.

It can be written as a sum of positive squares in 4 ways, for example, as 6327921367296 + 24804324395236 = 2515536^2 + 4980394^2 .

It is not an unprimeable number, because it can be changed into a prime (31132245762533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1984454533 + ... + 1984470220.

It is an arithmetic number, because the mean of its divisors is an integer number (2375401465269).

Almost surely, 2^{31132245762532} is an apocalyptic number.

It is an amenable number.

31132245762532 is a deficient number, since it is larger than the sum of its proper divisors (25877389403924).

31132245762532 is a wasteful number, since it uses less digits than its factorization.

31132245762532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3968924847 (or 3968924845 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 46.

Adding to 31132245762532 its reverse (23526754223113), we get a palindrome (54658999985645).

The spelling of 31132245762532 in words is "thirty-one trillion, one hundred thirty-two billion, two hundred forty-five million, seven hundred sixty-two thousand, five hundred thirty-two".