32251212064 has 24 divisors (see below), whose sum is σ = 63521435628. Its totient is φ = 16118784000.

The previous prime is 32251212061. The next prime is 32251212073. The reversal of 32251212064 is 46021215223.

It can be written as a sum of positive squares in 2 ways, for example, as 32223122064 + 28090000 = 179508^2 + 5300^2 .

It is not an unprimeable number, because it can be changed into a prime (32251212061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135937 + ... + 288064.

Almost surely, 2^32251212064 is an apocalyptic number.

It is an amenable number.

32251212064 is a deficient number, since it is larger than the sum of its proper divisors (31270223564).

32251212064 is a wasteful number, since it uses less digits than its factorization.

32251212064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426388 (or 426380 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 32251212064 its reverse (46021215223), we get a palindrome (78272427287).

The spelling of 32251212064 in words is "thirty-two billion, two hundred fifty-one million, two hundred twelve thousand, sixty-four".