6912253663 has 8 divisors (see below), whose sum is σ = 7900355232. Its totient is φ = 5924311296.

The previous prime is 6912253643. The next prime is 6912253681. The reversal of 6912253663 is 3663522196.

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 6912253663 - 2⁵ = 6912253631 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6912253643) 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, 75531 + ... + 139747.

It is an arithmetic number, because the mean of its divisors is an integer number (987544404).

Almost surely, 2^6912253663 is an apocalyptic number.

6912253663 is a deficient number, since it is larger than the sum of its proper divisors (988101569).

6912253663 is a wasteful number, since it uses less digits than its factorization.

6912253663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79601.

The product of its digits is 349920, while the sum is 43.

The square root of 6912253663 is about 83139.9642951571. The cubic root of 6912253663 is about 1904.9045644444.

The spelling of 6912253663 in words is "six billion, nine hundred twelve million, two hundred fifty-three thousand, six hundred sixty-three".