6090398809 has 4 divisors (see below), whose sum is σ = 6644071440. Its totient is φ = 5536726180.

The previous prime is 6090398803. The next prime is 6090398819. The reversal of 6090398809 is 9088930906.

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 6090398809 - 2¹⁵ = 6090366041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6090398803) 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, 276836299 + ... + 276836320.

It is an arithmetic number, because the mean of its divisors is an integer number (1661017860).

Almost surely, 2^6090398809 is an apocalyptic number.

It is an amenable number.

6090398809 is a deficient number, since it is larger than the sum of its proper divisors (553672631).

6090398809 is a wasteful number, since it uses less digits than its factorization.

6090398809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553672630.

The product of its (nonzero) digits is 839808, while the sum is 52.

The square root of 6090398809 is about 78041.0072269701. The cubic root of 6090398809 is about 1826.2010043225.

The spelling of 6090398809 in words is "six billion, ninety million, three hundred ninety-eight thousand, eight hundred nine".