5645006243 has 8 divisors (see below), whose sum is σ = 5657688960. Its totient is φ = 5632338240.

The previous prime is 5645006231. The next prime is 5645006261. The reversal of 5645006243 is 3426005465.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5645006243 is a prime.

It is a super-3 number, since 3×5645006243³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5645000243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1108463 + ... + 1113543.

It is an arithmetic number, because the mean of its divisors is an integer number (707211120).

Almost surely, 2^5645006243 is an apocalyptic number.

5645006243 is a deficient number, since it is larger than the sum of its proper divisors (12682717).

5645006243 is a wasteful number, since it uses less digits than its factorization.

5645006243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7357.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 5645006243 is about 75133.2565712415. The cubic root of 5645006243 is about 1780.5526040640.

The spelling of 5645006243 in words is "five billion, six hundred forty-five million, six thousand, two hundred forty-three".