3602248365681 has 27 divisors (see below), whose sum is σ = 6052824429561. Its totient is φ = 2058404862024.

The previous prime is 3602248365649. The next prime is 3602248365691. The reversal of 3602248365681 is 1865638422063.

The square root of 3602248365681 is 1897959.

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

3602248365681 is a `hidden beast` number, since 3 + 6 + 0 + 2 + 2 + 48 + 36 + 568 + 1 = 666.

It is not a de Polignac number, because 3602248365681 - 2⁵ = 3602248365649 is a prime.

It is a super-2 number, since 2×3602248365681² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3602248365691) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 39811950 + ... + 39902328.

Almost surely, 2^{3602248365681} is an apocalyptic number.

3602248365681 is the 1897959-th square number.

3602248365681 is the 948980-th centered octagonal number.

It is an amenable number.

3602248365681 is a deficient number, since it is larger than the sum of its proper divisors (2450576063880).

3602248365681 is an frugal number, since it uses more digits than its factorization.

3602248365681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180778 (or 90389 counting only the distinct ones).

The product of its (nonzero) digits is 9953280, while the sum is 54.

The spelling of 3602248365681 in words is "three trillion, six hundred two billion, two hundred forty-eight million, three hundred sixty-five thousand, six hundred eighty-one".