6228405557 has 8 divisors (see below), whose sum is σ = 6795284832. Its totient is φ = 5661636400.

The previous prime is 6228405553. The next prime is 6228405577. The reversal of 6228405557 is 7555048226.

6228405557 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 6228405557 - 2² = 6228405553 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 (6228405553) 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, 129923 + ... + 171279.

It is an arithmetic number, because the mean of its divisors is an integer number (849410604).

Almost surely, 2^6228405557 is an apocalyptic number.

It is an amenable number.

6228405557 is a deficient number, since it is larger than the sum of its proper divisors (566879275).

6228405557 is a wasteful number, since it uses less digits than its factorization.

6228405557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55059.

The product of its (nonzero) digits is 672000, while the sum is 44.

The square root of 6228405557 is about 78920.2480799446. The cubic root of 6228405557 is about 1839.8918451118.

The spelling of 6228405557 in words is "six billion, two hundred twenty-eight million, four hundred five thousand, five hundred fifty-seven".