4227163556 has 72 divisors (see below), whose sum is σ = 9482793600. Its totient is φ = 1646882160.

The previous prime is 4227163517. The next prime is 4227163561. The reversal of 4227163556 is 6553617224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 153281 + ... + 178743.

Almost surely, 2^4227163556 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4227163556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4741396800).

4227163556 is an abundant number, since it is smaller than the sum of its proper divisors (5255630044).

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

4227163556 is a wasteful number, since it uses less digits than its factorization.

4227163556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25510 (or 25483 counting only the distinct ones).

The product of its digits is 302400, while the sum is 41.

The square root of 4227163556 is about 65016.6406083858. The cubic root of 4227163556 is about 1616.8994646489.

The spelling of 4227163556 in words is "four billion, two hundred twenty-seven million, one hundred sixty-three thousand, five hundred fifty-six".