3545332644 has 24 divisors (see below), whose sum is σ = 9454220608. Its totient is φ = 1012952160.

The previous prime is 3545332601. The next prime is 3545332649. The reversal of 3545332644 is 4462335453.

It is a super-2 number, since 2×3545332644² = 25138767113224061472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3545332649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21103087 + ... + 21103254.

Almost surely, 2^3545332644 is an apocalyptic number.

It is an amenable number.

3545332644 is an abundant number, since it is smaller than the sum of its proper divisors (5908887964).

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

3545332644 is a wasteful number, since it uses less digits than its factorization.

3545332644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42206355 (or 42206353 counting only the distinct ones).

The product of its digits is 518400, while the sum is 39.

The square root of 3545332644 is about 59542.6959752412. The cubic root of 3545332644 is about 1524.8214635028.

The spelling of 3545332644 in words is "three billion, five hundred forty-five million, three hundred thirty-two thousand, six hundred forty-four".