6601245533 has 8 divisors (see below), whose sum is σ = 6718352256. Its totient is φ = 6484860000.

The previous prime is 6601245529. The next prime is 6601245583. The reversal of 6601245533 is 3355421066.

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

It is a cyclic number.

It is not a de Polignac number, because 6601245533 - 2² = 6601245529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6601245493 and 6601245502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6601245523) by changing a digit.

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, 161813 + ... + 198458.

It is an arithmetic number, because the mean of its divisors is an integer number (839794032).

Almost surely, 2^6601245533 is an apocalyptic number.

It is an amenable number.

6601245533 is a deficient number, since it is larger than the sum of its proper divisors (117106723).

6601245533 is a wasteful number, since it uses less digits than its factorization.

6601245533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360595.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 6601245533 is about 81248.0494104320. The cubic root of 6601245533 is about 1875.8954450521.

Adding to 6601245533 its reverse (3355421066), we get a palindrome (9956666599).

The spelling of 6601245533 in words is "six billion, six hundred one million, two hundred forty-five thousand, five hundred thirty-three".