2660021036 has 6 divisors (see below), whose sum is σ = 4655036820. Its totient is φ = 1330010516.

The previous prime is 2660021011. The next prime is 2660021129. The reversal of 2660021036 is 6301200662.

2660021036 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2660020996 and 2660021014.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332502626 + ... + 332502633.

It is an arithmetic number, because the mean of its divisors is an integer number (775839470).

Almost surely, 2^2660021036 is an apocalyptic number.

It is an amenable number.

2660021036 is a deficient number, since it is larger than the sum of its proper divisors (1995015784).

2660021036 is a wasteful number, since it uses less digits than its factorization.

2660021036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665005263 (or 665005261 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 2660021036 is about 51575.3917677801. The cubic root of 2660021036 is about 1385.5696347032.

Adding to 2660021036 its reverse (6301200662), we get a palindrome (8961221698).

The spelling of 2660021036 in words is "two billion, six hundred sixty million, twenty-one thousand, thirty-six".