15166398450968 has 16 divisors (see below), whose sum is σ = 29042039587680. Its totient is φ = 7421854560928.

The previous prime is 15166398450949. The next prime is 15166398450971. The reversal of 15166398450968 is 86905489366151.

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, 20168082671 + ... + 20168083422.

It is an arithmetic number, because the mean of its divisors is an integer number (1815127474230).

Almost surely, 2^{15166398450968} is an apocalyptic number.

It is an amenable number.

15166398450968 is a deficient number, since it is larger than the sum of its proper divisors (13875641136712).

15166398450968 is a wasteful number, since it uses less digits than its factorization.

15166398450968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40336166146 (or 40336166142 counting only the distinct ones).

The product of its (nonzero) digits is 335923200, while the sum is 71.

The spelling of 15166398450968 in words is "fifteen trillion, one hundred sixty-six billion, three hundred ninety-eight million, four hundred fifty thousand, nine hundred sixty-eight".