2012665602 has 32 divisors (see below), whose sum is σ = 4043520000. Its totient is φ = 667865808.

The previous prime is 2012665601. The next prime is 2012665621. The reversal of 2012665602 is 2065662102.

It is a self number, because there is not a number n which added to its sum of digits gives 2012665602.

It is not an unprimeable number, because it can be changed into a prime (2012665601) 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, 1936599 + ... + 1937637.

It is an arithmetic number, because the mean of its divisors is an integer number (126360000).

Almost surely, 2^2012665602 is an apocalyptic number.

2012665602 is an abundant number, since it is smaller than the sum of its proper divisors (2030854398).

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

2012665602 is a wasteful number, since it uses less digits than its factorization.

2012665602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2190.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 2012665602 is about 44862.7418020789. The cubic root of 2012665602 is about 1262.5750650659.

The spelling of 2012665602 in words is "two billion, twelve million, six hundred sixty-five thousand, six hundred two".