80576066 has 16 divisors (see below), whose sum is σ = 123931104. Its totient is φ = 39269664.

The previous prime is 80576063. The next prime is 80576101. The reversal of 80576066 is 66067508.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (80576063) 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, 77486 + ... + 78518.

It is an arithmetic number, because the mean of its divisors is an integer number (7745694).

Almost surely, 2^80576066 is an apocalyptic number.

80576066 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

80576066 is a deficient number, since it is larger than the sum of its proper divisors (43355038).

80576066 is a wasteful number, since it uses less digits than its factorization.

80576066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1985.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 80576066 is about 8976.4172140114. The cubic root of 80576066 is about 431.9187125576.

The spelling of 80576066 in words is "eighty million, five hundred seventy-six thousand, sixty-six".