80066456 has 32 divisors (see below), whose sum is σ = 158880000. Its totient is φ = 37721376.

The previous prime is 80066453. The next prime is 80066461. The reversal of 80066456 is 65466008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80066453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28925 + ... + 31571.

It is an arithmetic number, because the mean of its divisors is an integer number (4965000).

Almost surely, 2^80066456 is an apocalyptic number.

It is an amenable number.

80066456 is a deficient number, since it is larger than the sum of its proper divisors (78813544).

80066456 is a wasteful number, since it uses less digits than its factorization.

80066456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2871 (or 2867 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 80066456 is about 8947.9861421439. The cubic root of 80066456 is about 431.0062175771.

The spelling of 80066456 in words is "eighty million, sixty-six thousand, four hundred fifty-six".