2216511610 has 32 divisors (see below), whose sum is σ = 4181466240. Its totient is φ = 844333248.

The previous prime is 2216511607. The next prime is 2216511613. The reversal of 2216511610 is 161156122.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2216511607) and next prime (2216511613).

It is not an unprimeable number, because it can be changed into a prime (2216511613) 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 15 ways as a sum of consecutive naturals, for example, 31629 + ... + 73711.

It is an arithmetic number, because the mean of its divisors is an integer number (130670820).

Almost surely, 2^2216511610 is an apocalyptic number.

2216511610 is a deficient number, since it is larger than the sum of its proper divisors (1964954630).

2216511610 is a wasteful number, since it uses less digits than its factorization.

2216511610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42342.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 2216511610 is about 47079.8429266709. The cubic root of 2216511610 is about 1303.8371069595.

Adding to 2216511610 its reverse (161156122), we get a palindrome (2377667732).

It can be divided in two parts, 2216511 and 610, that added together give a square (2217121 = 1489²).

The spelling of 2216511610 in words is "two billion, two hundred sixteen million, five hundred eleven thousand, six hundred ten".