1466866680 has 64 divisors (see below), whose sum is σ = 4542566400. Its totient is φ = 378545280.

The previous prime is 1466866679. The next prime is 1466866691. The reversal of 1466866680 is 866686641.

It is a congruent 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, 193440 + ... + 200879.

It is an arithmetic number, because the mean of its divisors is an integer number (70977600).

Almost surely, 2^1466866680 is an apocalyptic number.

1466866680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1466866680 is an abundant number, since it is smaller than the sum of its proper divisors (3075699720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1466866680 is a wasteful number, since it uses less digits than its factorization.

1466866680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394364 (or 394360 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 51.

The square root of 1466866680 is about 38299.6955601477. The cubic root of 1466866680 is about 1136.2229258170. Note that the first 3 decimals are identical.

The spelling of 1466866680 in words is "one billion, four hundred sixty-six million, eight hundred sixty-six thousand, six hundred eighty".