31532034466225 has 12 divisors (see below), whose sum is σ = 39100718430684. Its totient is φ = 25224985190720.

The previous prime is 31532034466223. The next prime is 31532034466301. The reversal of 31532034466225 is 52266443023513.

It can be written as a sum of positive squares in 6 ways, for example, as 29049452721 + 31502985013504 = 170439^2 + 5612752^2 .

It is not a de Polignac number, because 31532034466225 - 2¹ = 31532034466223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31532034466223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15056974 + ... + 17022823.

It is an arithmetic number, because the mean of its divisors is an integer number (3258393202557).

Almost surely, 2^{31532034466225} is an apocalyptic number.

It is an amenable number.

31532034466225 is a deficient number, since it is larger than the sum of its proper divisors (7568683964459).

31532034466225 is a wasteful number, since it uses less digits than its factorization.

31532034466225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32119124 (or 32119119 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 46.

Adding to 31532034466225 its reverse (52266443023513), we get a palindrome (83798477489738).

The spelling of 31532034466225 in words is "thirty-one trillion, five hundred thirty-two billion, thirty-four million, four hundred sixty-six thousand, two hundred twenty-five".