5198268809 has 8 divisors (see below), whose sum is σ = 5353296000. Its totient is φ = 5045472432.

The previous prime is 5198268793. The next prime is 5198268841. The reversal of 5198268809 is 9088628915.

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

It is a cyclic number.

It is not a de Polignac number, because 5198268809 - 2⁴ = 5198268793 is a prime.

It is a super-2 number, since 2×5198268809² = 54043997221244556962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5198268209) 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, 552974 + ... + 562295.

It is an arithmetic number, because the mean of its divisors is an integer number (669162000).

Almost surely, 2^5198268809 is an apocalyptic number.

5198268809 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

5198268809 is a deficient number, since it is larger than the sum of its proper divisors (155027191).

5198268809 is a wasteful number, since it uses less digits than its factorization.

5198268809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115407.

The product of its (nonzero) digits is 2488320, while the sum is 56.

The square root of 5198268809 is about 72099.0208602031. The cubic root of 5198268809 is about 1732.2859296827.

The spelling of 5198268809 in words is "five billion, one hundred ninety-eight million, two hundred sixty-eight thousand, eight hundred nine".