16560166484 has 6 divisors (see below), whose sum is σ = 28980291354. Its totient is φ = 8280083240.

The previous prime is 16560166481. The next prime is 16560166487. The reversal of 16560166484 is 48466106561.

It is an interprime number because it is at equal distance from previous prime (16560166481) and next prime (16560166487).

It can be written as a sum of positive squares in only one way, i.e., 11497843984 + 5062322500 = 107228^2 + 71150^2 .

It is a super-2 number, since 2×16560166484² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16560166481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2070020807 + ... + 2070020814.

It is an arithmetic number, because the mean of its divisors is an integer number (4830048559).

Almost surely, 2^16560166484 is an apocalyptic number.

It is an amenable number.

16560166484 is a deficient number, since it is larger than the sum of its proper divisors (12420124870).

16560166484 is a wasteful number, since it uses less digits than its factorization.

16560166484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4140041625 (or 4140041623 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 47.

The spelling of 16560166484 in words is "sixteen billion, five hundred sixty million, one hundred sixty-six thousand, four hundred eighty-four".