4512420012 has 24 divisors (see below), whose sum is σ = 10553421312. Its totient is φ = 1500648400.

The previous prime is 4512419999. The next prime is 4512420013. The reversal of 4512420012 is 2100242154.

It is not an unprimeable number, because it can be changed into a prime (4512420013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 431064 + ... + 441407.

It is an arithmetic number, because the mean of its divisors is an integer number (439725888).

Almost surely, 2^4512420012 is an apocalyptic number.

It is an amenable number.

4512420012 is an abundant number, since it is smaller than the sum of its proper divisors (6041001300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4512420012 is a wasteful number, since it uses less digits than its factorization.

4512420012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 872909 (or 872907 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 4512420012 is about 67174.5488410603. The cubic root of 4512420012 is about 1652.4811172097.

Adding to 4512420012 its reverse (2100242154), we get a palindrome (6612662166).

The spelling of 4512420012 in words is "four billion, five hundred twelve million, four hundred twenty thousand, twelve".