16515513273056 has 48 divisors (see below), whose sum is σ = 39345781630176. Its totient is φ = 6661719638016.

The previous prime is 16515513273047. The next prime is 16515513273067. The reversal of 16515513273056 is 65037231551561.

It is a junction number, because it is equal to n+sod(n) for n = 16515513272995 and 16515513273013.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2168524721 + ... + 2168532336.

It is an arithmetic number, because the mean of its divisors is an integer number (819703783962).

Almost surely, 2^{16515513273056} is an apocalyptic number.

16515513273056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16515513273056 is an abundant number, since it is smaller than the sum of its proper divisors (22830268357120).

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

16515513273056 is a wasteful number, since it uses less digits than its factorization.

16515513273056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4337057091 (or 4337057083 counting only the distinct ones).

The product of its (nonzero) digits is 2835000, while the sum is 50.

The spelling of 16515513273056 in words is "sixteen trillion, five hundred fifteen billion, five hundred thirteen million, two hundred seventy-three thousand, fifty-six".