80440027 has 2 divisors, whose sum is σ = 80440028. Its totient is φ = 80440026.

The previous prime is 80440021. The next prime is 80440033. The reversal of 80440027 is 72004408.

It is a balanced prime because it is at equal distance from previous prime (80440021) and next prime (80440033).

It is a cyclic number.

It is not a de Polignac number, because 80440027 - 2⁷ = 80439899 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 80439983 and 80440010.

It is not a weakly prime, because it can be changed into another prime (80440021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40220013 + 40220014.

It is an arithmetic number, because the mean of its divisors is an integer number (40220014).

Almost surely, 2^80440027 is an apocalyptic number.

80440027 is a deficient number, since it is larger than the sum of its proper divisors (1).

80440027 is an equidigital number, since it uses as much as digits as its factorization.

80440027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 80440027 is about 8968.8364351236. The cubic root of 80440027 is about 431.6755018408.

The spelling of 80440027 in words is "eighty million, four hundred forty thousand, twenty-seven".