16515051114992 has 20 divisors (see below), whose sum is σ = 32158705066800. Its totient is φ = 8216030452608.

The previous prime is 16515051114979. The next prime is 16515051115033. The reversal of 16515051114992 is 29941115051561.

It is a self number, because there is not a number n which added to its sum of digits gives 16515051114992.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2593440773 + ... + 2593447140.

It is an arithmetic number, because the mean of its divisors is an integer number (1607935253340).

Almost surely, 2^{16515051114992} is an apocalyptic number.

It is an amenable number.

16515051114992 is a deficient number, since it is larger than the sum of its proper divisors (15643653951808).

16515051114992 is a wasteful number, since it uses less digits than its factorization.

16515051114992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5186888120 (or 5186888114 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 50.

The spelling of 16515051114992 in words is "sixteen trillion, five hundred fifteen billion, fifty-one million, one hundred fourteen thousand, nine hundred ninety-two".