6717424740 has 192 divisors, whose sum is σ = 21290793216. Its totient is φ = 1571125248.

The previous prime is 6717424729. The next prime is 6717424771. The reversal of 6717424740 is 474247176.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 6717424692 and 6717424701.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1238274 + ... + 1243686.

It is an arithmetic number, because the mean of its divisors is an integer number (110889548).

Almost surely, 2^6717424740 is an apocalyptic number.

6717424740 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6717424740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10645396608).

6717424740 is an abundant number, since it is smaller than the sum of its proper divisors (14573368476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6717424740 is a wasteful number, since it uses less digits than its factorization.

6717424740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5518 (or 5516 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 42.

The square root of 6717424740 is about 81959.8971448842. The cubic root of 6717424740 is about 1886.8365040136.

The spelling of 6717424740 in words is "six billion, seven hundred seventeen million, four hundred twenty-four thousand, seven hundred forty".