4166623159 has 4 divisors (see below), whose sum is σ = 4263521416. Its totient is φ = 4069724904.

The previous prime is 4166623147. The next prime is 4166623193. The reversal of 4166623159 is 9513266614.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9513266614 = 2 ⋅4756633307.

It is a cyclic number.

It is not a de Polignac number, because 4166623159 - 2¹⁵ = 4166590391 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (43), and also a Moran number because the ratio is a prime number: 96898213 = 4166623159 / (4 + 1 + 6 + 6 + 6 + 2 + 3 + 1 + 5 + 9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4166624159) 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, 48449064 + ... + 48449149.

It is an arithmetic number, because the mean of its divisors is an integer number (1065880354).

Almost surely, 2^4166623159 is an apocalyptic number.

4166623159 is a deficient number, since it is larger than the sum of its proper divisors (96898257).

4166623159 is an equidigital number, since it uses as much as digits as its factorization.

4166623159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96898256.

The product of its digits is 233280, while the sum is 43.

The square root of 4166623159 is about 64549.3854269737. The cubic root of 4166623159 is about 1609.1433734978.

The spelling of 4166623159 in words is "four billion, one hundred sixty-six million, six hundred twenty-three thousand, one hundred fifty-nine".