2116011616 has 12 divisors (see below), whose sum is σ = 4165897932. Its totient is φ = 1058005792.

The previous prime is 2116011529. The next prime is 2116011619. The reversal of 2116011616 is 6161106112.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116011619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33062650 + ... + 33062713.

It is an arithmetic number, because the mean of its divisors is an integer number (347158161).

Almost surely, 2^2116011616 is an apocalyptic number.

It is an amenable number.

2116011616 is a deficient number, since it is larger than the sum of its proper divisors (2049886316).

2116011616 is an equidigital number, since it uses as much as digits as its factorization.

2116011616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66125373 (or 66125365 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 25.

The square root of 2116011616 is about 46000.1262606963. The cubic root of 2116011616 is about 1283.8255538215.

Adding to 2116011616 its reverse (6161106112), we get a palindrome (8277117728).

The spelling of 2116011616 in words is "two billion, one hundred sixteen million, eleven thousand, six hundred sixteen".