727663066 has 16 divisors (see below), whose sum is σ = 1179297504. Its totient is φ = 334746864.

The previous prime is 727663061. The next prime is 727663073. The reversal of 727663066 is 660366727.

It is not an unprimeable number, because it can be changed into a prime (727663061) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 37600 + ... + 53563.

It is an arithmetic number, because the mean of its divisors is an integer number (73706094).

Almost surely, 2^727663066 is an apocalyptic number.

727663066 is a deficient number, since it is larger than the sum of its proper divisors (451634438).

727663066 is a wasteful number, since it uses less digits than its factorization.

727663066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91485.

The product of its (nonzero) digits is 381024, while the sum is 43.

The square root of 727663066 is about 26975.2306014240. The cubic root of 727663066 is about 899.4494847267.

The spelling of 727663066 in words is "seven hundred twenty-seven million, six hundred sixty-three thousand, sixty-six".