4020163056 has 320 divisors, whose sum is σ = 14499072000. Its totient is φ = 1059754752.

The previous prime is 4020163003. The next prime is 4020163067. The reversal of 4020163056 is 6503610204.

4020163056 is a `hidden beast` number, since 4 + 0 + 20 + 1 + 630 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1925245 + ... + 1927331.

It is an arithmetic number, because the mean of its divisors is an integer number (45309600).

Almost surely, 2^4020163056 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 4020163056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7249536000).

4020163056 is an abundant number, since it is smaller than the sum of its proper divisors (10478908944).

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

4020163056 is a wasteful number, since it uses less digits than its factorization.

4020163056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2138 (or 2112 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 4020163056 is about 63404.7557837738. The cubic root of 4020163056 is about 1590.0638208630.

The spelling of 4020163056 in words is "four billion, twenty million, one hundred sixty-three thousand, fifty-six".