2516394904 has 16 divisors (see below), whose sum is σ = 4721954400. Its totient is φ = 1257207072.

The previous prime is 2516394889. The next prime is 2516394919. The reversal of 2516394904 is 4094936152.

It is an interprime number because it is at equal distance from previous prime (2516394889) and next prime (2516394919).

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 112944 + ... + 133375.

It is an arithmetic number, because the mean of its divisors is an integer number (295122150).

Almost surely, 2^2516394904 is an apocalyptic number.

It is an amenable number.

2516394904 is a deficient number, since it is larger than the sum of its proper divisors (2205559496).

2516394904 is a wasteful number, since it uses less digits than its factorization.

2516394904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247602 (or 247598 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 2516394904 is about 50163.6811248935. The cubic root of 2516394904 is about 1360.1691874293.

The spelling of 2516394904 in words is "two billion, five hundred sixteen million, three hundred ninety-four thousand, nine hundred four".