2211653056 has 56 divisors (see below), whose sum is σ = 4586630400. Its totient is φ = 1057066752.

The previous prime is 2211653051. The next prime is 2211653077. The reversal of 2211653056 is 6503561122.

It is a super-2 number, since 2×2211653056² = 9782818480228278272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211653051) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 120795 + ... + 137893.

Almost surely, 2^2211653056 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 2211653056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2293315200).

2211653056 is an abundant number, since it is smaller than the sum of its proper divisors (2374977344).

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

2211653056 is a wasteful number, since it uses less digits than its factorization.

2211653056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17201 (or 17191 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 2211653056 is about 47028.2155306790. The cubic root of 2211653056 is about 1302.8837474598.

The spelling of 2211653056 in words is "two billion, two hundred eleven million, six hundred fifty-three thousand, fifty-six".