6166050500161 has 2 divisors, whose sum is σ = 6166050500162. Its totient is φ = 6166050500160.

The previous prime is 6166050500153. The next prime is 6166050500171. The reversal of 6166050500161 is 1610050506616.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4225824373761 + 1940226126400 = 2055681^2 + 1392920^2 .

It is a cyclic number.

It is not a de Polignac number, because 6166050500161 - 2³ = 6166050500153 is a prime.

It is a super-2 number, since 2×6166050500161² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6166050500161.

It is not a weakly prime, because it can be changed into another prime (6166050500171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3083025250080 + 3083025250081.

It is an arithmetic number, because the mean of its divisors is an integer number (3083025250081).

Almost surely, 2^{6166050500161} is an apocalyptic number.

It is an amenable number.

6166050500161 is a deficient number, since it is larger than the sum of its proper divisors (1).

6166050500161 is an equidigital number, since it uses as much as digits as its factorization.

6166050500161 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 6166050500161 in words is "six trillion, one hundred sixty-six billion, fifty million, five hundred thousand, one hundred sixty-one".