60664521766 has 8 divisors (see below), whose sum is σ = 91017972360. Its totient is φ = 30325197648.

The previous prime is 60664521751. The next prime is 60664521779. The reversal of 60664521766 is 66712546606.

60664521766 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 a congruent number.

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, 3520876 + ... + 3538063.

It is an arithmetic number, because the mean of its divisors is an integer number (11377246545).

Almost surely, 2^60664521766 is an apocalyptic number.

60664521766 is a deficient number, since it is larger than the sum of its proper divisors (30353450594).

60664521766 is a wasteful number, since it uses less digits than its factorization.

60664521766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7063238.

The product of its (nonzero) digits is 2177280, while the sum is 49.

The spelling of 60664521766 in words is "sixty billion, six hundred sixty-four million, five hundred twenty-one thousand, seven hundred sixty-six".