6660724130 has 16 divisors (see below), whose sum is σ = 12020944320. Its totient is φ = 2657258352.

The previous prime is 6660724079. The next prime is 6660724141. The reversal of 6660724130 is 314270666.

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 7 ways as a sum of consecutive naturals, for example, 874934 + ... + 882513.

It is an arithmetic number, because the mean of its divisors is an integer number (751309020).

Almost surely, 2^6660724130 is an apocalyptic number.

6660724130 is a deficient number, since it is larger than the sum of its proper divisors (5360220190).

6660724130 is a wasteful number, since it uses less digits than its factorization.

6660724130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1757833.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 6660724130 is about 81613.2595231927. The cubic root of 6660724130 is about 1881.5126774116.

Adding to 6660724130 its reverse (314270666), we get a palindrome (6974994796).

The spelling of 6660724130 in words is "six billion, six hundred sixty million, seven hundred twenty-four thousand, one hundred thirty".