7666583253 has 16 divisors (see below), whose sum is σ = 11696633856. Its totient is φ = 4375571760.

The previous prime is 7666583237. The next prime is 7666583293. The reversal of 7666583253 is 3523856667.

It is a happy number.

It is not a de Polignac number, because 7666583253 - 2⁴ = 7666583237 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7666583196 and 7666583205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7666583213) 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 15 ways as a sum of consecutive naturals, for example, 204513 + ... + 239078.

It is an arithmetic number, because the mean of its divisors is an integer number (731039616).

Almost surely, 2^7666583253 is an apocalyptic number.

It is an amenable number.

7666583253 is a deficient number, since it is larger than the sum of its proper divisors (4030050603).

7666583253 is a wasteful number, since it uses less digits than its factorization.

7666583253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444424.

The product of its digits is 5443200, while the sum is 51.

The square root of 7666583253 is about 87559.0272501928. The cubic root of 7666583253 is about 1971.8200820190.

The spelling of 7666583253 in words is "seven billion, six hundred sixty-six million, five hundred eighty-three thousand, two hundred fifty-three".