4345544212 has 12 divisors (see below), whose sum is σ = 7659413440. Its totient is φ = 2157140376.

The previous prime is 4345544209. The next prime is 4345544243. The reversal of 4345544212 is 2124455434.

It is a congruent number.

It is an unprimeable number.

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, 3907308 + ... + 3908419.

Almost surely, 2^4345544212 is an apocalyptic number.

It is an amenable number.

4345544212 is a deficient number, since it is larger than the sum of its proper divisors (3313869228).

4345544212 is a wasteful number, since it uses less digits than its factorization.

4345544212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7815870 (or 7815868 counting only the distinct ones).

The product of its digits is 76800, while the sum is 34.

The square root of 4345544212 is about 65920.7418950970. The cubic root of 4345544212 is about 1631.8543403937.

Adding to 4345544212 its reverse (2124455434), we get a palindrome (6469999646).

The spelling of 4345544212 in words is "four billion, three hundred forty-five million, five hundred forty-four thousand, two hundred twelve".