63077081066 has 32 divisors (see below), whose sum is σ = 97151142528. Its totient is φ = 30698680320.

The previous prime is 63077081021. The next prime is 63077081209. The reversal of 63077081066 is 66018077036.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54706346 + ... + 54707498.

It is an arithmetic number, because the mean of its divisors is an integer number (3035973204).

Almost surely, 2^63077081066 is an apocalyptic number.

63077081066 is a deficient number, since it is larger than the sum of its proper divisors (34074061462).

63077081066 is a wasteful number, since it uses less digits than its factorization.

63077081066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2846.

The product of its (nonzero) digits is 254016, while the sum is 44.

The spelling of 63077081066 in words is "sixty-three billion, seventy-seven million, eighty-one thousand, sixty-six".