16545060060647 has 4 divisors (see below), whose sum is σ = 16545096111936. Its totient is φ = 16545024009360.

The previous prime is 16545060060623. The next prime is 16545060060667. The reversal of 16545060060647 is 74606006054561.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16545060060647 - 2¹⁸ = 16545059798503 is a prime.

It is a super-2 number, since 2×16545060060647² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16545060060595 and 16545060060604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16545060060667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17328254 + ... + 18258107.

It is an arithmetic number, because the mean of its divisors is an integer number (4136274027984).

Almost surely, 2^{16545060060647} is an apocalyptic number.

16545060060647 is a deficient number, since it is larger than the sum of its proper divisors (36051289).

16545060060647 is an equidigital number, since it uses as much as digits as its factorization.

16545060060647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36051288.

The product of its (nonzero) digits is 3628800, while the sum is 50.

The spelling of 16545060060647 in words is "sixteen trillion, five hundred forty-five billion, sixty million, sixty thousand, six hundred forty-seven".