3705255666 has 24 divisors (see below), whose sum is σ = 9174919104. Its totient is φ = 1058644440.

The previous prime is 3705255661. The next prime is 3705255677. The reversal of 3705255666 is 6665525073.

It is not an unprimeable number, because it can be changed into a prime (3705255661) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14703270 + ... + 14703521.

It is an arithmetic number, because the mean of its divisors is an integer number (382288296).

Almost surely, 2^3705255666 is an apocalyptic number.

3705255666 is an abundant number, since it is smaller than the sum of its proper divisors (5469663438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3705255666 is a wasteful number, since it uses less digits than its factorization.

3705255666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29406806 (or 29406803 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 45.

The square root of 3705255666 is about 60870.8112809415. The cubic root of 3705255666 is about 1547.4123548188.

The spelling of 3705255666 in words is "three billion, seven hundred five million, two hundred fifty-five thousand, six hundred sixty-six".