4551322012 has 12 divisors (see below), whose sum is σ = 7966530880. Its totient is φ = 2275170336.

The previous prime is 4551321989. The next prime is 4551322049. The reversal of 4551322012 is 2102231554.

It is a congruent number.

It is an unprimeable number.

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, 101388 + ... + 139219.

Almost surely, 2^4551322012 is an apocalyptic number.

It is an amenable number.

4551322012 is a deficient number, since it is larger than the sum of its proper divisors (3415208868).

4551322012 is a wasteful number, since it uses less digits than its factorization.

4551322012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245340 (or 245338 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 4551322012 is about 67463.4865093704. The cubic root of 4551322012 is about 1657.2162678098.

Adding to 4551322012 its reverse (2102231554), we get a palindrome (6653553566).

The spelling of 4551322012 in words is "four billion, five hundred fifty-one million, three hundred twenty-two thousand, twelve".