2116441604 has 12 divisors (see below), whose sum is σ = 3764490828. Its totient is φ = 1040872800.

The previous prime is 2116441603. The next prime is 2116441643. The reversal of 2116441604 is 4061446112.

It can be written as a sum of positive squares in 2 ways, for example, as 131560900 + 1984880704 = 11470^2 + 44552^2 .

It is not an unprimeable number, because it can be changed into a prime (2116441603) 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, 4336727 + ... + 4337214.

It is an arithmetic number, because the mean of its divisors is an integer number (313707569).

Almost surely, 2^2116441604 is an apocalyptic number.

It is an amenable number.

2116441604 is a deficient number, since it is larger than the sum of its proper divisors (1648049224).

2116441604 is a wasteful number, since it uses less digits than its factorization.

2116441604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8674006 (or 8674004 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 2116441604 is about 46004.7997930651. The cubic root of 2116441604 is about 1283.9125086362.

Adding to 2116441604 its reverse (4061446112), we get a palindrome (6177887716).

The spelling of 2116441604 in words is "two billion, one hundred sixteen million, four hundred forty-one thousand, six hundred four".