4166343261 has 24 divisors (see below), whose sum is σ = 6313282560. Its totient is φ = 2644000800.

The previous prime is 4166343253. The next prime is 4166343271. The reversal of 4166343261 is 1623436614.

4166343261 is a `hidden beast` number, since 4 + 16 + 634 + 3 + 2 + 6 + 1 = 666.

It is not a de Polignac number, because 4166343261 - 2³ = 4166343253 is a prime.

It is a super-2 number, since 2×4166343261² = 34716832336960228242, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4166343241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 93885 + ... + 130946.

It is an arithmetic number, because the mean of its divisors is an integer number (263053440).

Almost surely, 2^4166343261 is an apocalyptic number.

It is an amenable number.

4166343261 is a deficient number, since it is larger than the sum of its proper divisors (2146939299).

4166343261 is a wasteful number, since it uses less digits than its factorization.

4166343261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224937 (or 224934 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 4166343261 is about 64547.2172986566. The cubic root of 4166343261 is about 1609.1073406338.

Adding to 4166343261 its reverse (1623436614), we get a palindrome (5789779875).

The spelling of 4166343261 in words is "four billion, one hundred sixty-six million, three hundred forty-three thousand, two hundred sixty-one".