16564047351105 has 48 divisors (see below), whose sum is σ = 27167588142912. Its totient is φ = 8617757068800.

The previous prime is 16564047351097. The next prime is 16564047351133. The reversal of 16564047351105 is 50115374046561.

It is not a de Polignac number, because 16564047351105 - 2³ = 16564047351097 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 274586407 + ... + 274646723.

It is an arithmetic number, because the mean of its divisors is an integer number (565991419644).

Almost surely, 2^{16564047351105} is an apocalyptic number.

16564047351105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16564047351105 is a deficient number, since it is larger than the sum of its proper divisors (10603540791807).

16564047351105 is a wasteful number, since it uses less digits than its factorization.

16564047351105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71298 (or 71257 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 48.

The spelling of 16564047351105 in words is "sixteen trillion, five hundred sixty-four billion, forty-seven million, three hundred fifty-one thousand, one hundred five".