4166261659 has 4 divisors (see below), whose sum is σ = 4761441904. Its totient is φ = 3571081416.

The previous prime is 4166261629. The next prime is 4166261663. The reversal of 4166261659 is 9561626614.

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

It is not a de Polignac number, because 4166261659 - 2¹³ = 4166253467 is a prime.

It is a super-2 number, since 2×4166261659² = 34715472422506864562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4166261629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297590112 + ... + 297590125.

It is an arithmetic number, because the mean of its divisors is an integer number (1190360476).

Almost surely, 2^4166261659 is an apocalyptic number.

4166261659 is a deficient number, since it is larger than the sum of its proper divisors (595180245).

4166261659 is an equidigital number, since it uses as much as digits as its factorization.

4166261659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595180244.

The product of its digits is 466560, while the sum is 46.

The square root of 4166261659 is about 64546.5851846556. The cubic root of 4166261659 is about 1609.0968352396.

The spelling of 4166261659 in words is "four billion, one hundred sixty-six million, two hundred sixty-one thousand, six hundred fifty-nine".