7666000127 has 4 divisors (see below), whose sum is σ = 7737645096. Its totient is φ = 7594355160.

The previous prime is 7666000123. The next prime is 7666000169. The reversal of 7666000127 is 7210006667.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7666000127 - 2² = 7666000123 is a prime.

It is a super-2 number, since 2×7666000127² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7666000123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35822324 + ... + 35822537.

It is an arithmetic number, because the mean of its divisors is an integer number (1934411274).

Almost surely, 2^7666000127 is an apocalyptic number.

7666000127 is a deficient number, since it is larger than the sum of its proper divisors (71644969).

7666000127 is a wasteful number, since it uses less digits than its factorization.

7666000127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71644968.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 7666000127 is about 87555.6972846428. The cubic root of 7666000127 is about 1971.7700880528.

The spelling of 7666000127 in words is "seven billion, six hundred sixty-six million, one hundred twenty-seven", and thus it is an aban number.