66460976 has 20 divisors (see below), whose sum is σ = 129104832. Its totient is φ = 33143616.

The previous prime is 66460967. The next prime is 66460981. The reversal of 66460976 is 67906466.

It is a super-2 number, since 2×66460976² = 8834122661745152, which contains 22 as substring.

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, 1121 + ... + 11583.

Almost surely, 2^66460976 is an apocalyptic number.

It is an amenable number.

66460976 is a deficient number, since it is larger than the sum of its proper divisors (62643856).

66460976 is a wasteful number, since it uses less digits than its factorization.

66460976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10868 (or 10862 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 44.

The square root of 66460976 is about 8152.3601490611. The cubic root of 66460976 is about 405.0626860242.

The spelling of 66460976 in words is "sixty-six million, four hundred sixty thousand, nine hundred seventy-six".