4550142509 has 8 divisors (see below), whose sum is σ = 5179609152. Its totient is φ = 3956645440.

The previous prime is 4550142491. The next prime is 4550142547. The reversal of 4550142509 is 9052410554.

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 4550142509 - 2²⁴ = 4533365293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4550142209) 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, 8992124 + ... + 8992629.

It is an arithmetic number, because the mean of its divisors is an integer number (647451144).

Almost surely, 2^4550142509 is an apocalyptic number.

It is an amenable number.

4550142509 is a deficient number, since it is larger than the sum of its proper divisors (629466643).

4550142509 is a wasteful number, since it uses less digits than its factorization.

4550142509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17984787.

The product of its (nonzero) digits is 36000, while the sum is 35.

The square root of 4550142509 is about 67454.7441548776. The cubic root of 4550142509 is about 1657.0730961896.

The spelling of 4550142509 in words is "four billion, five hundred fifty million, one hundred forty-two thousand, five hundred nine".