32145320252 has 12 divisors (see below), whose sum is σ = 56966390880. Its totient is φ = 15869208576.

The previous prime is 32145320239. The next prime is 32145320257. The reversal of 32145320252 is 25202354123.

It is a super-2 number, since 2×32145320252² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32145320257) 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, 50862533 + ... + 50863164.

It is an arithmetic number, because the mean of its divisors is an integer number (4747199240).

Almost surely, 2^32145320252 is an apocalyptic number.

It is an amenable number.

32145320252 is a deficient number, since it is larger than the sum of its proper divisors (24821070628).

32145320252 is a wasteful number, since it uses less digits than its factorization.

32145320252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101725780 (or 101725778 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 32145320252 its reverse (25202354123), we get a palindrome (57347674375).

The spelling of 32145320252 in words is "thirty-two billion, one hundred forty-five million, three hundred twenty thousand, two hundred fifty-two".