80055427 has 2 divisors, whose sum is σ = 80055428. Its totient is φ = 80055426.

The previous prime is 80055413. The next prime is 80055449. The reversal of 80055427 is 72455008.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80055427 - 2¹⁹ = 79531139 is a prime.

It is not a weakly prime, because it can be changed into another prime (80055407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40027713 + 40027714.

It is an arithmetic number, because the mean of its divisors is an integer number (40027714).

Almost surely, 2^80055427 is an apocalyptic number.

80055427 is a deficient number, since it is larger than the sum of its proper divisors (1).

80055427 is an equidigital number, since it uses as much as digits as its factorization.

80055427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11200, while the sum is 31.

The square root of 80055427 is about 8947.3698369968. The cubic root of 80055427 is about 430.9864265764.

The spelling of 80055427 in words is "eighty million, fifty-five thousand, four hundred twenty-seven".