4243025553 has 8 divisors (see below), whose sum is σ = 6092549568. Its totient is φ = 2611092624.

The previous prime is 4243025519. The next prime is 4243025561. The reversal of 4243025553 is 3555203424.

It is a happy number.

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

It is not a de Polignac number, because 4243025553 - 2¹⁶ = 4242960017 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4243025573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54397725 + ... + 54397802.

It is an arithmetic number, because the mean of its divisors is an integer number (761568696).

Almost surely, 2^4243025553 is an apocalyptic number.

It is an amenable number.

4243025553 is a deficient number, since it is larger than the sum of its proper divisors (1849524015).

4243025553 is a wasteful number, since it uses less digits than its factorization.

4243025553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108795543.

The product of its (nonzero) digits is 72000, while the sum is 33.

The square root of 4243025553 is about 65138.5105218104. The cubic root of 4243025553 is about 1618.9193566532.

Adding to 4243025553 its reverse (3555203424), we get a palindrome (7798228977).

The spelling of 4243025553 in words is "four billion, two hundred forty-three million, twenty-five thousand, five hundred fifty-three".