6061100166565 has 32 divisors (see below), whose sum is σ = 7422097033440. Its totient is φ = 4750599020544.

The previous prime is 6061100166559. The next prime is 6061100166571. The reversal of 6061100166565 is 5656610011606.

It is an interprime number because it is at equal distance from previous prime (6061100166559) and next prime (6061100166571).

It can be written as a sum of positive squares in 16 ways, for example, as 888632384929 + 5172467781636 = 942673^2 + 2274306^2 .

It is a cyclic number.

It is not a de Polignac number, because 6061100166565 - 2²⁷ = 6060965948837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 222845547 + ... + 222872743.

It is an arithmetic number, because the mean of its divisors is an integer number (231940532295).

Almost surely, 2^{6061100166565} is an apocalyptic number.

It is an amenable number.

6061100166565 is a deficient number, since it is larger than the sum of its proper divisors (1360996866875).

6061100166565 is a wasteful number, since it uses less digits than its factorization.

6061100166565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31321.

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 6061100166565 in words is "six trillion, sixty-one billion, one hundred million, one hundred sixty-six thousand, five hundred sixty-five".