6234556789 has 16 divisors (see below), whose sum is σ = 6446908800. Its totient is φ = 6026328000.

The previous prime is 6234556777. The next prime is 6234556807. The reversal of 6234556789 is 9876554326.

6234556789 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6234556789 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 (6234556739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1431387 + ... + 1435735.

It is an arithmetic number, because the mean of its divisors is an integer number (402931800).

Almost surely, 2^6234556789 is an apocalyptic number.

It is an amenable number.

6234556789 is a deficient number, since it is larger than the sum of its proper divisors (212352011).

6234556789 is a wasteful number, since it uses less digits than its factorization.

6234556789 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4812.

The product of its digits is 10886400, while the sum is 55.

The square root of 6234556789 is about 78959.2096528328. The cubic root of 6234556789 is about 1840.4973439961.

The spelling of 6234556789 in words is "six billion, two hundred thirty-four million, five hundred fifty-six thousand, seven hundred eighty-nine".