12624025666 has 16 divisors (see below), whose sum is σ = 21651626304. Its totient is φ = 5407686864.

The previous prime is 12624025651. The next prime is 12624025691. The reversal of 12624025666 is 66652042621.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187285 + ... + 245608.

It is an arithmetic number, because the mean of its divisors is an integer number (1353226644).

Almost surely, 2^12624025666 is an apocalyptic number.

12624025666 is a deficient number, since it is larger than the sum of its proper divisors (9027600638).

12624025666 is a wasteful number, since it uses less digits than its factorization.

12624025666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434985.

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 12624025666 in words is "twelve billion, six hundred twenty-four million, twenty-five thousand, six hundred sixty-six".