7666014025 has 24 divisors (see below), whose sum is σ = 9819014400. Its totient is φ = 5931038400.

The previous prime is 7666013989. The next prime is 7666014047. The reversal of 7666014025 is 5204106667.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-7666014025 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 23 ways as a sum of consecutive naturals, for example, 1810611 + ... + 1814839.

It is an arithmetic number, because the mean of its divisors is an integer number (409125600).

Almost surely, 2^7666014025 is an apocalyptic number.

It is an amenable number.

7666014025 is a deficient number, since it is larger than the sum of its proper divisors (2153000375).

7666014025 is a wasteful number, since it uses less digits than its factorization.

7666014025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6609 (or 6604 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 7666014025 is about 87555.7766512296. The cubic root of 7666014025 is about 1971.7712796192.

The spelling of 7666014025 in words is "seven billion, six hundred sixty-six million, fourteen thousand, twenty-five".