3660511651612 has 12 divisors (see below), whose sum is σ = 6405910483840. Its totient is φ = 1830251513376.

The previous prime is 3660511651609. The next prime is 3660511651637. The reversal of 3660511651612 is 2161561150663.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1536064 + ... + 3111352.

Almost surely, 2^{3660511651612} is an apocalyptic number.

It is an amenable number.

3660511651612 is a deficient number, since it is larger than the sum of its proper divisors (2745398832228).

3660511651612 is a wasteful number, since it uses less digits than its factorization.

3660511651612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2156220 (or 2156218 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 3660511651612 in words is "three trillion, six hundred sixty billion, five hundred eleven million, six hundred fifty-one thousand, six hundred twelve".