6676778253 has 8 divisors (see below), whose sum is σ = 8935466400. Its totient is φ = 4434637808.

The previous prime is 6676778231. The next prime is 6676778281. The reversal of 6676778253 is 3528776766.

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 6676778253 - 2⁵ = 6676778221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6676778193 and 6676778202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6676778293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4135983 + ... + 4137596.

It is an arithmetic number, because the mean of its divisors is an integer number (1116933300).

Almost surely, 2^6676778253 is an apocalyptic number.

It is an amenable number.

6676778253 is a deficient number, since it is larger than the sum of its proper divisors (2258688147).

6676778253 is a wasteful number, since it uses less digits than its factorization.

6676778253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8273851.

The product of its digits is 17781120, while the sum is 57.

The square root of 6676778253 is about 81711.5551987600. Note that the first 3 decimals coincide. The cubic root of 6676778253 is about 1883.0231137946.

The spelling of 6676778253 in words is "six billion, six hundred seventy-six million, seven hundred seventy-eight thousand, two hundred fifty-three".