64335232012 has 12 divisors (see below), whose sum is σ = 112588464016. Its totient is φ = 32167099440.

The previous prime is 64335232007. The next prime is 64335232019. The reversal of 64335232012 is 21023253346.

It is not an unprimeable number, because it can be changed into a prime (64335232019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342337 + ... + 495847.

Almost surely, 2^64335232012 is an apocalyptic number.

It is an amenable number.

64335232012 is a deficient number, since it is larger than the sum of its proper divisors (48253232004).

64335232012 is a wasteful number, since it uses less digits than its factorization.

64335232012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258288 (or 258286 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 64335232012 its reverse (21023253346), we get a palindrome (85358485358).

The spelling of 64335232012 in words is "sixty-four billion, three hundred thirty-five million, two hundred thirty-two thousand, twelve".