2104456516 has 12 divisors (see below), whose sum is σ = 3720766588. Its totient is φ = 1041380352.

The previous prime is 2104456513. The next prime is 2104456547. The reversal of 2104456516 is 6156544012.

It can be written as a sum of positive squares in 2 ways, for example, as 481978116 + 1622478400 = 21954^2 + 40280^2 .

It is not an unprimeable number, because it can be changed into a prime (2104456513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2711541 + ... + 2712316.

Almost surely, 2^2104456516 is an apocalyptic number.

It is an amenable number.

2104456516 is a deficient number, since it is larger than the sum of its proper divisors (1616310072).

2104456516 is a wasteful number, since it uses less digits than its factorization.

2104456516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5423958 (or 5423956 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 2104456516 is about 45874.3557556943. The cubic root of 2104456516 is about 1281.4843855127.

The spelling of 2104456516 in words is "two billion, one hundred four million, four hundred fifty-six thousand, five hundred sixteen".