3649860233664 has 28 divisors (see below), whose sum is σ = 9656921868744. Its totient is φ = 1216620077824.

The previous prime is 3649860233641. The next prime is 3649860233711. The reversal of 3649860233664 is 4663320689463.

3649860233664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3649860233598 and 3649860233607.

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, 9504844167 + ... + 9504844550.

Almost surely, 2^{3649860233664} is an apocalyptic number.

It is an amenable number.

3649860233664 is an abundant number, since it is smaller than the sum of its proper divisors (6007061635080).

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

3649860233664 is a wasteful number, since it uses less digits than its factorization.

3649860233664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19009688732 (or 19009688722 counting only the distinct ones).

The product of its (nonzero) digits is 80621568, while the sum is 60.

The spelling of 3649860233664 in words is "three trillion, six hundred forty-nine billion, eight hundred sixty million, two hundred thirty-three thousand, six hundred sixty-four".