2016656265 has 16 divisors (see below), whose sum is σ = 3474854208. Its totient is φ = 992815296.

The previous prime is 2016656231. The next prime is 2016656281. The reversal of 2016656265 is 5626566102.

It is a happy number.

It is not a de Polignac number, because 2016656265 - 2¹⁶ = 2016590729 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

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 15 ways as a sum of consecutive naturals, for example, 5170719 + ... + 5171108.

It is an arithmetic number, because the mean of its divisors is an integer number (217178388).

Almost surely, 2^2016656265 is an apocalyptic number.

It is an amenable number.

2016656265 is a deficient number, since it is larger than the sum of its proper divisors (1458197943).

2016656265 is a wasteful number, since it uses less digits than its factorization.

2016656265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10341848.

The product of its (nonzero) digits is 129600, while the sum is 39.

The square root of 2016656265 is about 44907.1961382583. The cubic root of 2016656265 is about 1263.4089815689.

The spelling of 2016656265 in words is "two billion, sixteen million, six hundred fifty-six thousand, two hundred sixty-five".