6666160275433 has 4 divisors (see below), whose sum is σ = 6666191450500. Its totient is φ = 6666129100368.

The previous prime is 6666160275367. The next prime is 6666160275443. The reversal of 6666160275433 is 3345720616666.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2248416278784 + 4417743996649 = 1499472^2 + 2101843^2 .

It is a cyclic number.

It is not a de Polignac number, because 6666160275433 - 2¹³ = 6666160267241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6666160275443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15264558 + ... + 15695191.

It is an arithmetic number, because the mean of its divisors is an integer number (1666547862625).

Almost surely, 2^{6666160275433} is an apocalyptic number.

It is an amenable number.

6666160275433 is a deficient number, since it is larger than the sum of its proper divisors (31175067).

6666160275433 is a wasteful number, since it uses less digits than its factorization.

6666160275433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31175066.

The product of its (nonzero) digits is 19595520, while the sum is 55.

The spelling of 6666160275433 in words is "six trillion, six hundred sixty-six billion, one hundred sixty million, two hundred seventy-five thousand, four hundred thirty-three".