3666324012625 has 32 divisors (see below), whose sum is σ = 4640489568000. Its totient is φ = 2891454048000.

The previous prime is 3666324012607. The next prime is 3666324012629. The reversal of 3666324012625 is 5262104236663.

It is not a de Polignac number, because 3666324012625 - 2⁷ = 3666324012497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3666324012629) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138605401 + ... + 138631849.

It is an arithmetic number, because the mean of its divisors is an integer number (145015299000).

Almost surely, 2^{3666324012625} is an apocalyptic number.

It is an amenable number.

3666324012625 is a deficient number, since it is larger than the sum of its proper divisors (974165555375).

3666324012625 is a wasteful number, since it uses less digits than its factorization.

3666324012625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42154 (or 42144 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 3666324012625 in words is "three trillion, six hundred sixty-six billion, three hundred twenty-four million, twelve thousand, six hundred twenty-five".