2216161526 has 8 divisors (see below), whose sum is σ = 3324821304. Its totient is φ = 1107887760.

The previous prime is 2216161523. The next prime is 2216161567. The reversal of 2216161526 is 6251616122.

2216161526 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2216161526² = 9822743818645297352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2216161492 and 2216161501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2216161523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81695 + ... + 105386.

It is an arithmetic number, because the mean of its divisors is an integer number (415602663).

Almost surely, 2^2216161526 is an apocalyptic number.

2216161526 is a deficient number, since it is larger than the sum of its proper divisors (1108659778).

2216161526 is a wasteful number, since it uses less digits than its factorization.

2216161526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193006.

The product of its digits is 8640, while the sum is 32.

The square root of 2216161526 is about 47076.1247980332. The cubic root of 2216161526 is about 1303.7684590683.

Adding to 2216161526 its reverse (6251616122), we get a palindrome (8467777648).

The spelling of 2216161526 in words is "two billion, two hundred sixteen million, one hundred sixty-one thousand, five hundred twenty-six".