15966535099160 has 16 divisors (see below), whose sum is σ = 35924703973200. Its totient is φ = 6386614039648.

The previous prime is 15966535099159. The next prime is 15966535099237. The reversal of 15966535099160 is 6199053566951.

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, 199581688700 + ... + 199581688779.

It is an arithmetic number, because the mean of its divisors is an integer number (2245293998325).

Almost surely, 2^{15966535099160} is an apocalyptic number.

15966535099160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15966535099160 is an abundant number, since it is smaller than the sum of its proper divisors (19958168874040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15966535099160 is a wasteful number, since it uses less digits than its factorization.

15966535099160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399163377490 (or 399163377486 counting only the distinct ones).

The product of its (nonzero) digits is 59049000, while the sum is 65.

The spelling of 15966535099160 in words is "fifteen trillion, nine hundred sixty-six billion, five hundred thirty-five million, ninety-nine thousand, one hundred sixty".