5798128909 has 4 divisors (see below), whose sum is σ = 5833700416. Its totient is φ = 5762557404.

The previous prime is 5798128829. The next prime is 5798128913. The reversal of 5798128909 is 9098218975.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5798128909 - 2¹⁵ = 5798096141 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 (5798128969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17785509 + ... + 17785834.

It is an arithmetic number, because the mean of its divisors is an integer number (1458425104).

Almost surely, 2^5798128909 is an apocalyptic number.

It is an amenable number.

5798128909 is a deficient number, since it is larger than the sum of its proper divisors (35571507).

5798128909 is a wasteful number, since it uses less digits than its factorization.

5798128909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35571506.

The product of its (nonzero) digits is 3265920, while the sum is 58.

The square root of 5798128909 is about 76145.4457535052. The cubic root of 5798128909 is about 1796.5085518959.

The spelling of 5798128909 in words is "five billion, seven hundred ninety-eight million, one hundred twenty-eight thousand, nine hundred nine".