1366416808 has 32 divisors (see below), whose sum is σ = 2636956800. Its totient is φ = 663308352.

The previous prime is 1366416773. The next prime is 1366416823. The reversal of 1366416808 is 8086146631.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139413 + ... + 148891.

It is an arithmetic number, because the mean of its divisors is an integer number (82404900).

Almost surely, 2^1366416808 is an apocalyptic number.

It is an amenable number.

1366416808 is a deficient number, since it is larger than the sum of its proper divisors (1270539992).

1366416808 is a wasteful number, since it uses less digits than its factorization.

1366416808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10009 (or 10005 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 1366416808 is about 36965.0755173042. The cubic root of 1366416808 is about 1109.6714142521.

The spelling of 1366416808 in words is "one billion, three hundred sixty-six million, four hundred sixteen thousand, eight hundred eight".