4220144612 has 24 divisors (see below), whose sum is σ = 7649328960. Its totient is φ = 2034801440.

The previous prime is 4220144597. The next prime is 4220144681. The reversal of 4220144612 is 2164410224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73937 + ... + 117927.

It is an arithmetic number, because the mean of its divisors is an integer number (318722040).

Almost surely, 2^4220144612 is an apocalyptic number.

It is an amenable number.

4220144612 is a deficient number, since it is larger than the sum of its proper divisors (3429184348).

4220144612 is a wasteful number, since it uses less digits than its factorization.

4220144612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44851 (or 44849 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 4220144612 is about 64962.6401249210. The cubic root of 4220144612 is about 1616.0040483062.

Adding to 4220144612 its reverse (2164410224), we get a palindrome (6384554836).

The spelling of 4220144612 in words is "four billion, two hundred twenty million, one hundred forty-four thousand, six hundred twelve".