5645352052 has 12 divisors (see below), whose sum is σ = 9905435680. Its totient is φ = 2815227576.

The previous prime is 5645352023. The next prime is 5645352073. The reversal of 5645352052 is 2502535465.

It is a super-3 number, since 3×5645352052³ (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1860408 + ... + 1863439.

Almost surely, 2^5645352052 is an apocalyptic number.

It is an amenable number.

5645352052 is a deficient number, since it is larger than the sum of its proper divisors (4260083628).

5645352052 is a wasteful number, since it uses less digits than its factorization.

5645352052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3724230 (or 3724228 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 37.

The square root of 5645352052 is about 75135.5578404792. The cubic root of 5645352052 is about 1780.5889617765.

The spelling of 5645352052 in words is "five billion, six hundred forty-five million, three hundred fifty-two thousand, fifty-two".