60664766 has 4 divisors (see below), whose sum is σ = 90997152. Its totient is φ = 30332382.

The previous prime is 60664763. The next prime is 60664817. The reversal of 60664766 is 66746606.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60664763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15166190 + ... + 15166193.

It is an arithmetic number, because the mean of its divisors is an integer number (22749288).

Almost surely, 2^60664766 is an apocalyptic number.

60664766 is a deficient number, since it is larger than the sum of its proper divisors (30332386).

60664766 is a wasteful number, since it uses less digits than its factorization.

60664766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30332385.

The product of its (nonzero) digits is 217728, while the sum is 41.

The square root of 60664766 is about 7788.7589512065. The cubic root of 60664766 is about 392.9272742990.

The spelling of 60664766 in words is "sixty million, six hundred sixty-four thousand, seven hundred sixty-six".