2063170656 has 192 divisors, whose sum is σ = 6415718400. Its totient is φ = 643826304.

The previous prime is 2063170619. The next prime is 2063170663. The reversal of 2063170656 is 6560713602.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2063170656.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43897225 + ... + 43897271.

It is an arithmetic number, because the mean of its divisors is an integer number (33415200).

Almost surely, 2^2063170656 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 2063170656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3207859200).

2063170656 is an abundant number, since it is smaller than the sum of its proper divisors (4352547744).

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

2063170656 is an frugal number, since it uses more digits than its factorization.

2063170656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183 (or 75 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 2063170656 is about 45422.1383908772. The cubic root of 2063170656 is about 1273.0487968037.

The spelling of 2063170656 in words is "two billion, sixty-three million, one hundred seventy thousand, six hundred fifty-six".