3666298716 has 72 divisors (see below), whose sum is σ = 9681444864. Its totient is φ = 1167645600.

The previous prime is 3666298709. The next prime is 3666298747. The reversal of 3666298716 is 6178926663.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 951105 + ... + 954951.

It is an arithmetic number, because the mean of its divisors is an integer number (134464512).

Almost surely, 2^3666298716 is an apocalyptic number.

3666298716 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3666298716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4840722432).

3666298716 is an abundant number, since it is smaller than the sum of its proper divisors (6015146148).

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

3666298716 is a wasteful number, since it uses less digits than its factorization.

3666298716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5031 (or 5026 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 54.

The square root of 3666298716 is about 60549.9687530886. The cubic root of 3666298716 is about 1541.9700872838.

The spelling of 3666298716 in words is "three billion, six hundred sixty-six million, two hundred ninety-eight thousand, seven hundred sixteen".