6601140345 has 8 divisors (see below), whose sum is σ = 10561824576. Its totient is φ = 3520608176.

The previous prime is 6601140319. The next prime is 6601140353. The reversal of 6601140345 is 5430411066.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6601140345 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220037997 + ... + 220038026.

It is an arithmetic number, because the mean of its divisors is an integer number (1320228072).

Almost surely, 2^6601140345 is an apocalyptic number.

It is an amenable number.

6601140345 is a deficient number, since it is larger than the sum of its proper divisors (3960684231).

6601140345 is a wasteful number, since it uses less digits than its factorization.

6601140345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440076031.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 6601140345 is about 81247.4020815435. The cubic root of 6601140345 is about 1875.8854811376.

The spelling of 6601140345 in words is "six billion, six hundred one million, one hundred forty thousand, three hundred forty-five".