3665646120462 has 8 divisors (see below), whose sum is σ = 7331292240936. Its totient is φ = 1221882040152.

The previous prime is 3665646120449. The next prime is 3665646120523. The reversal of 3665646120462 is 2640216465663.

It is a sphenic number, since it is the product of 3 distinct primes.

3665646120462 is an admirable number.

It is a super-2 number, since 2×3665646120462² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305470510033 + ... + 305470510044.

It is an arithmetic number, because the mean of its divisors is an integer number (916411530117).

Almost surely, 2^{3665646120462} is an apocalyptic number.

3665646120462 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3665646120462 is a wasteful number, since it uses less digits than its factorization.

3665646120462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610941020082.

The product of its (nonzero) digits is 7464960, while the sum is 51.

The spelling of 3665646120462 in words is "three trillion, six hundred sixty-five billion, six hundred forty-six million, one hundred twenty thousand, four hundred sixty-two".