3661662255 has 16 divisors (see below), whose sum is σ = 5863425504. Its totient is φ = 1951297920.

The previous prime is 3661662239. The next prime is 3661662289. The reversal of 3661662255 is 5522661663.

It is not a de Polignac number, because 3661662255 - 2⁴ = 3661662239 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80116 + ... + 117225.

It is an arithmetic number, because the mean of its divisors is an integer number (366464094).

Almost surely, 2^3661662255 is an apocalyptic number.

3661662255 is a deficient number, since it is larger than the sum of its proper divisors (2201763249).

3661662255 is a wasteful number, since it uses less digits than its factorization.

3661662255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198586.

The product of its digits is 388800, while the sum is 42.

The square root of 3661662255 is about 60511.6704033197. The cubic root of 3661662255 is about 1541.3198129384.

The spelling of 3661662255 in words is "three billion, six hundred sixty-one million, six hundred sixty-two thousand, two hundred fifty-five".