6166404433 has 4 divisors (see below), whose sum is σ = 7047319360. Its totient is φ = 5285489508.

The previous prime is 6166404403. The next prime is 6166404449. The reversal of 6166404433 is 3344046616.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6166404433 - 2¹³ = 6166396241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6166404392 and 6166404401.

It is not an unprimeable number, because it can be changed into a prime (6166404403) 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, 440457453 + ... + 440457466.

It is an arithmetic number, because the mean of its divisors is an integer number (1761829840).

Almost surely, 2^6166404433 is an apocalyptic number.

It is an amenable number.

6166404433 is a deficient number, since it is larger than the sum of its proper divisors (880914927).

6166404433 is an equidigital number, since it uses as much as digits as its factorization.

6166404433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880914926.

The product of its (nonzero) digits is 124416, while the sum is 37.

The square root of 6166404433 is about 78526.4568982964. The cubic root of 6166404433 is about 1833.7663612235.

The spelling of 6166404433 in words is "six billion, one hundred sixty-six million, four hundred four thousand, four hundred thirty-three".