2016657265 has 16 divisors (see below), whose sum is σ = 2780190720. Its totient is φ = 1375606080.

The previous prime is 2016657259. The next prime is 2016657271. The reversal of 2016657265 is 5627566102.

It is an interprime number because it is at equal distance from previous prime (2016657259) and next prime (2016657271).

It is not a de Polignac number, because 2016657265 - 2⁹ = 2016656753 is a prime.

It is an unprimeable number.

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, 144150 + ... + 157519.

It is an arithmetic number, because the mean of its divisors is an integer number (173761920).

Almost surely, 2^2016657265 is an apocalyptic number.

It is an amenable number.

2016657265 is a deficient number, since it is larger than the sum of its proper divisors (763533455).

2016657265 is a wasteful number, since it uses less digits than its factorization.

2016657265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301872.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 2016657265 is about 44907.2072723299. The cubic root of 2016657265 is about 1263.4091903979.

The spelling of 2016657265 in words is "two billion, sixteen million, six hundred fifty-seven thousand, two hundred sixty-five".