6724780117 has 16 divisors (see below), whose sum is σ = 7895012544. Its totient is φ = 5659488000.

The previous prime is 6724780109. The next prime is 6724780133. The reversal of 6724780117 is 7110874276.

It is a cyclic number.

It is not a de Polignac number, because 6724780117 - 2³ = 6724780109 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 (6724780147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 283359 + ... + 306172.

It is an arithmetic number, because the mean of its divisors is an integer number (493438284).

Almost surely, 2^6724780117 is an apocalyptic number.

It is an amenable number.

6724780117 is a deficient number, since it is larger than the sum of its proper divisors (1170232427).

6724780117 is a wasteful number, since it uses less digits than its factorization.

6724780117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589620.

The product of its (nonzero) digits is 131712, while the sum is 43.

The square root of 6724780117 is about 82004.7566730126. The cubic root of 6724780117 is about 1887.5249291154.

The spelling of 6724780117 in words is "six billion, seven hundred twenty-four million, seven hundred eighty thousand, one hundred seventeen".