5166560161 has 48 divisors (see below), whose sum is σ = 6506431488. Its totient is φ = 4013712000.

The previous prime is 5166560159. The next prime is 5166560197. The reversal of 5166560161 is 1610656615.

It is not a de Polignac number, because 5166560161 - 2¹ = 5166560159 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5166560161.

It is not an unprimeable number, because it can be changed into a prime (5166560561) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 7911711 + ... + 7912363.

It is an arithmetic number, because the mean of its divisors is an integer number (135550656).

Almost surely, 2^5166560161 is an apocalyptic number.

It is an amenable number.

5166560161 is a deficient number, since it is larger than the sum of its proper divisors (1339871327).

5166560161 is a wasteful number, since it uses less digits than its factorization.

5166560161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 830 (or 811 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 5166560161 is about 71878.7879767042. The cubic root of 5166560161 is about 1728.7565168547.

The spelling of 5166560161 in words is "five billion, one hundred sixty-six million, five hundred sixty thousand, one hundred sixty-one".