3665614004442 has 64 divisors (see below), whose sum is σ = 8880711073920. Its totient is φ = 1127881214640.

The previous prime is 3665614004441. The next prime is 3665614004471. The reversal of 3665614004442 is 2444004165663.

3665614004442 is a `hidden beast` number, since 3 + 6 + 6 + 561 + 4 + 0 + 0 + 44 + 42 = 666.

It is a super-2 number, since 2×3665614004442² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3665614004441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32175684 + ... + 32289407.

It is an arithmetic number, because the mean of its divisors is an integer number (138761110530).

Almost surely, 2^{3665614004442} is an apocalyptic number.

3665614004442 is an abundant number, since it is smaller than the sum of its proper divisors (5215097069478).

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

3665614004442 is an equidigital number, since it uses as much as digits as its factorization.

3665614004442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64465127 (or 64465109 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 45.

The spelling of 3665614004442 in words is "three trillion, six hundred sixty-five billion, six hundred fourteen million, four thousand, four hundred forty-two".