7606720066 has 16 divisors (see below), whose sum is σ = 12506359968. Its totient is φ = 3441211200.

The previous prime is 7606720061. The next prime is 7606720067. The reversal of 7606720066 is 6600276067.

It is not an unprimeable number, because it can be changed into a prime (7606720061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 814695 + ... + 823978.

It is an arithmetic number, because the mean of its divisors is an integer number (781647498).

Almost surely, 2^7606720066 is an apocalyptic number.

7606720066 is a deficient number, since it is larger than the sum of its proper divisors (4899639902).

7606720066 is a wasteful number, since it uses less digits than its factorization.

7606720066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1638897.

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 7606720066 is about 87216.5125764611. The cubic root of 7606720066 is about 1966.6744606349.

The spelling of 7606720066 in words is "seven billion, six hundred six million, seven hundred twenty thousand, sixty-six".