4550989269 has 8 divisors (see below), whose sum is σ = 6387353440. Its totient is φ = 2874308976.

The previous prime is 4550989243. The next prime is 4550989283. The reversal of 4550989269 is 9629890554.

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

It is not a de Polignac number, because 4550989269 - 2³² = 256021973 is a prime.

It is a super-2 number, since 2×4550989269² = 41423006653106308722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57), and also a Moran number because the ratio is a prime number: 79841917 = 4550989269 / (4 + 5 + 5 + 0 + 9 + 8 + 9 + 2 + 6 + 9).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4550982269) 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, 39920902 + ... + 39921015.

It is an arithmetic number, because the mean of its divisors is an integer number (798419180).

Almost surely, 2^4550989269 is an apocalyptic number.

It is an amenable number.

4550989269 is a deficient number, since it is larger than the sum of its proper divisors (1836364171).

4550989269 is a wasteful number, since it uses less digits than its factorization.

4550989269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79841939.

The product of its (nonzero) digits is 6998400, while the sum is 57.

The square root of 4550989269 is about 67461.0203673203. The cubic root of 4550989269 is about 1657.1758809691.

The spelling of 4550989269 in words is "four billion, five hundred fifty million, nine hundred eighty-nine thousand, two hundred sixty-nine".