2116344004 has 24 divisors (see below), whose sum is σ = 3797678808. Its totient is φ = 1031600640.

The previous prime is 2116343993. The next prime is 2116344017. The reversal of 2116344004 is 4004436112.

It can be written as a sum of positive squares in 4 ways, for example, as 160000 + 2116184004 = 400^2 + 46002^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2116344004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10807 + ... + 65950.

It is an arithmetic number, because the mean of its divisors is an integer number (158236617).

Almost surely, 2^2116344004 is an apocalyptic number.

It is an amenable number.

2116344004 is a deficient number, since it is larger than the sum of its proper divisors (1681334804).

2116344004 is a wasteful number, since it uses less digits than its factorization.

2116344004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76935 (or 76933 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 2116344004 is about 46003.7390219534. The cubic root of 2116344004 is about 1283.8927723980.

The spelling of 2116344004 in words is "two billion, one hundred sixteen million, three hundred forty-four thousand, four".