2516225615 has 16 divisors (see below), whose sum is σ = 3085128000. Its totient is φ = 1969423872.

The previous prime is 2516225581. The next prime is 2516225617. The reversal of 2516225615 is 5165226152.

It is a cyclic number.

It is not a de Polignac number, because 2516225615 - 2¹⁴ = 2516209231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516225617) 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 15 ways as a sum of consecutive naturals, for example, 81911 + ... + 108359.

It is an arithmetic number, because the mean of its divisors is an integer number (192820500).

Almost surely, 2^2516225615 is an apocalyptic number.

2516225615 is a deficient number, since it is larger than the sum of its proper divisors (568902385).

2516225615 is a wasteful number, since it uses less digits than its factorization.

2516225615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26866.

The product of its digits is 36000, while the sum is 35.

The square root of 2516225615 is about 50161.9937303134. The cubic root of 2516225615 is about 1360.1386852156.

The spelling of 2516225615 in words is "two billion, five hundred sixteen million, two hundred twenty-five thousand, six hundred fifteen".