3666659255 has 16 divisors (see below), whose sum is σ = 5050154304. Its totient is φ = 2503484160.

The previous prime is 3666659251. The next prime is 3666659327. The reversal of 3666659255 is 5529566663.

It is a happy number.

It is not a de Polignac number, because 3666659255 - 2² = 3666659251 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3666659197 and 3666659206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666659251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 216656 + ... + 232965.

It is an arithmetic number, because the mean of its divisors is an integer number (315634644).

Almost surely, 2^3666659255 is an apocalyptic number.

3666659255 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3666659255 is a deficient number, since it is larger than the sum of its proper divisors (1383495049).

3666659255 is a wasteful number, since it uses less digits than its factorization.

3666659255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449866.

The product of its digits is 8748000, while the sum is 53.

The square root of 3666659255 is about 60552.9458820956. The cubic root of 3666659255 is about 1542.0206307314.

The spelling of 3666659255 in words is "three billion, six hundred sixty-six million, six hundred fifty-nine thousand, two hundred fifty-five".