5357670809 has 4 divisors (see below), whose sum is σ = 5445501540. Its totient is φ = 5269840080.

The previous prime is 5357670803. The next prime is 5357670841. The reversal of 5357670809 is 9080767535.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2111862025 + 3245808784 = 45955^2 + 56972^2 .

It is a cyclic number.

It is not a de Polignac number, because 5357670809 - 2⁸ = 5357670553 is a prime.

It is a super-2 number, since 2×5357670809² = 57409272995221428962, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5357670803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43915274 + ... + 43915395.

It is an arithmetic number, because the mean of its divisors is an integer number (1361375385).

Almost surely, 2^5357670809 is an apocalyptic number.

It is an amenable number.

5357670809 is a deficient number, since it is larger than the sum of its proper divisors (87830731).

5357670809 is an equidigital number, since it uses as much as digits as its factorization.

5357670809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87830730.

The product of its (nonzero) digits is 1587600, while the sum is 50.

The square root of 5357670809 is about 73196.1119800772. Note that the first 3 decimals coincide. The cubic root of 5357670809 is about 1749.8144901587.

The spelling of 5357670809 in words is "five billion, three hundred fifty-seven million, six hundred seventy thousand, eight hundred nine".