7127392066 has 8 divisors (see below), whose sum is σ = 10980036540. Its totient is φ = 3467379888.

The previous prime is 7127392021. The next prime is 7127392109. The reversal of 7127392066 is 6602937217.

It can be written as a sum of positive squares in 2 ways, for example, as 5004855025 + 2122537041 = 70745^2 + 46071^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 48157981 + ... + 48158128.

Almost surely, 2^7127392066 is an apocalyptic number.

7127392066 is a deficient number, since it is larger than the sum of its proper divisors (3852644474).

7127392066 is a wasteful number, since it uses less digits than its factorization.

7127392066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96316148.

The product of its (nonzero) digits is 190512, while the sum is 43.

The square root of 7127392066 is about 84423.8832677104. The cubic root of 7127392066 is about 1924.4658835021.

The spelling of 7127392066 in words is "seven billion, one hundred twenty-seven million, three hundred ninety-two thousand, sixty-six".