16560652057971 has 192 divisors, whose sum is σ = 28039450360320. Its totient is φ = 8640422461440.

The previous prime is 16560652057969. The next prime is 16560652058117. The reversal of 16560652057971 is 17975025606561.

It is a happy number.

It is not a de Polignac number, because 16560652057971 - 2¹ = 16560652057969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16560652057931) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2203089505 + ... + 2203097021.

It is an arithmetic number, because the mean of its divisors is an integer number (146038803960).

Almost surely, 2^{16560652057971} is an apocalyptic number.

16560652057971 is a deficient number, since it is larger than the sum of its proper divisors (11478798302349).

16560652057971 is a wasteful number, since it uses less digits than its factorization.

16560652057971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7874 (or 7867 counting only the distinct ones).

The product of its (nonzero) digits is 23814000, while the sum is 60.

The spelling of 16560652057971 in words is "sixteen trillion, five hundred sixty billion, six hundred fifty-two million, fifty-seven thousand, nine hundred seventy-one".