15015015015166 has 16 divisors (see below), whose sum is σ = 23794888069440. Its totient is φ = 7094401810720.

The previous prime is 15015015015149. The next prime is 15015015015197. The reversal of 15015015015166 is 66151051051051.

It is a congruent number.

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, 2754035245 + ... + 2754040696.

It is an arithmetic number, because the mean of its divisors is an integer number (1487180504340).

Almost surely, 2^{15015015015166} is an apocalyptic number.

15015015015166 is a deficient number, since it is larger than the sum of its proper divisors (8779873054274).

15015015015166 is a wasteful number, since it uses less digits than its factorization.

15015015015166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5508076019.

The product of its (nonzero) digits is 22500, while the sum is 37.

The spelling of 15015015015166 in words is "fifteen trillion, fifteen billion, fifteen million, fifteen thousand, one hundred sixty-six".