63057730666 has 8 divisors (see below), whose sum is σ = 108098966880. Its totient is φ = 27024741708.

The previous prime is 63057730627. The next prime is 63057730783. The reversal of 63057730666 is 66603775036.

63057730666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2252061796 + ... + 2252061823.

It is an arithmetic number, because the mean of its divisors is an integer number (13512370860).

Almost surely, 2^63057730666 is an apocalyptic number.

63057730666 is a deficient number, since it is larger than the sum of its proper divisors (45041236214).

63057730666 is a wasteful number, since it uses less digits than its factorization.

63057730666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4504123628.

The product of its (nonzero) digits is 2857680, while the sum is 49.

The spelling of 63057730666 in words is "sixty-three billion, fifty-seven million, seven hundred thirty thousand, six hundred sixty-six".