2016815652 has 24 divisors (see below), whose sum is σ = 5228781600. Its totient is φ = 672271848.

The previous prime is 2016815641. The next prime is 2016815653. The reversal of 2016815652 is 2565186102.

2016815652 is a `hidden beast` number, since 2 + 0 + 16 + 81 + 565 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (2016815653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9337002 + ... + 9337217.

It is an arithmetic number, because the mean of its divisors is an integer number (217865900).

Almost surely, 2^2016815652 is an apocalyptic number.

It is an amenable number.

2016815652 is an abundant number, since it is smaller than the sum of its proper divisors (3211965948).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2016815652 is a wasteful number, since it uses less digits than its factorization.

2016815652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18674232 (or 18674224 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 2016815652 is about 44908.9707296883. The cubic root of 2016815652 is about 1263.4422653212.

The spelling of 2016815652 in words is "two billion, sixteen million, eight hundred fifteen thousand, six hundred fifty-two".