80336623 has 2 divisors, whose sum is σ = 80336624. Its totient is φ = 80336622.

The previous prime is 80336621. The next prime is 80336639. The reversal of 80336623 is 32663308.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80336623 - 2¹ = 80336621 is a prime.

Together with 80336621, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80336621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40168311 + 40168312.

It is an arithmetic number, because the mean of its divisors is an integer number (40168312).

Almost surely, 2^80336623 is an apocalyptic number.

80336623 is a deficient number, since it is larger than the sum of its proper divisors (1).

80336623 is an equidigital number, since it uses as much as digits as its factorization.

80336623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 80336623 is about 8963.0699539834. The cubic root of 80336623 is about 431.4904525332.

The spelling of 80336623 in words is "eighty million, three hundred thirty-six thousand, six hundred twenty-three".