5578640789 has 8 divisors (see below), whose sum is σ = 5619468960. Its totient is φ = 5537920336.

The previous prime is 5578640779. The next prime is 5578640803. The reversal of 5578640789 is 9870468755.

It is a happy number.

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 5578640789 - 2¹⁶ = 5578575253 is a prime.

It is a super-2 number, since 2×5578640789² = 62242466105389085042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5578640759) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78527 + ... + 131619.

It is an arithmetic number, because the mean of its divisors is an integer number (702433620).

Almost surely, 2^5578640789 is an apocalyptic number.

It is an amenable number.

5578640789 is a deficient number, since it is larger than the sum of its proper divisors (40828171).

5578640789 is a wasteful number, since it uses less digits than its factorization.

5578640789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53859.

The product of its (nonzero) digits is 16934400, while the sum is 59.

The square root of 5578640789 is about 74690.2991626088. The cubic root of 5578640789 is about 1773.5473973179.

The spelling of 5578640789 in words is "five billion, five hundred seventy-eight million, six hundred forty thousand, seven hundred eighty-nine".