15655566066004 has 12 divisors (see below), whose sum is σ = 27402274135264. Its totient is φ = 7826344884504.

The previous prime is 15655566066001. The next prime is 15655566066157. The reversal of 15655566066004 is 40066066555651.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15655566066001) 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 3 ways as a sum of consecutive naturals, for example, 359512632 + ... + 359556175.

Almost surely, 2^{15655566066004} is an apocalyptic number.

It is an amenable number.

15655566066004 is a deficient number, since it is larger than the sum of its proper divisors (11746708069260).

15655566066004 is a wasteful number, since it uses less digits than its factorization.

15655566066004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 719074254 (or 719074252 counting only the distinct ones).

The product of its (nonzero) digits is 19440000, while the sum is 55.

The spelling of 15655566066004 in words is "fifteen trillion, six hundred fifty-five billion, five hundred sixty-six million, sixty-six thousand, four".