3621284453680 has 40 divisors (see below), whose sum is σ = 8785550983392. Its totient is φ = 1385534920704.

The previous prime is 3621284453671. The next prime is 3621284453713. The reversal of 3621284453680 is 863544821263.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×3621284453680² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 984042849 + ... + 984046528.

Almost surely, 2^{3621284453680} is an apocalyptic number.

It is an amenable number.

3621284453680 is an abundant number, since it is smaller than the sum of its proper divisors (5164266529712).

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

3621284453680 is a wasteful number, since it uses less digits than its factorization.

3621284453680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1968089413 (or 1968089407 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 52.

The spelling of 3621284453680 in words is "three trillion, six hundred twenty-one billion, two hundred eighty-four million, four hundred fifty-three thousand, six hundred eighty".