3965984624484 has 81 divisors (see below), whose sum is σ = 10480680276339. Its totient is φ = 1264429211760.

The previous prime is 3965984624453. The next prime is 3965984624509. The reversal of 3965984624484 is 4844264895693.

It is a happy number.

The square root of 3965984624484 is 1991478.

It is a perfect power (a square), and thus also a powerful number.

3965984624484 is a `hidden beast` number, since 3 + 9 + 6 + 5 + 9 + 84 + 62 + 4 + 484 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 274816749 + ... + 274831179.

Almost surely, 2^{3965984624484} is an apocalyptic number.

3965984624484 is the 1991478-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3965984624484

3965984624484 is an abundant number, since it is smaller than the sum of its proper divisors (6514695651855).

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

3965984624484 is an equidigital number, since it uses as much as digits as its factorization.

3965984624484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28918 (or 14459 counting only the distinct ones).

The product of its digits is 1433272320, while the sum is 72.

The spelling of 3965984624484 in words is "three trillion, nine hundred sixty-five billion, nine hundred eighty-four million, six hundred twenty-four thousand, four hundred eighty-four".