80464843 has 2 divisors, whose sum is σ = 80464844. Its totient is φ = 80464842.

The previous prime is 80464831. The next prime is 80464861. The reversal of 80464843 is 34846408.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80464843 - 2⁹ = 80464331 is a prime.

It is not a weakly prime, because it can be changed into another prime (80464873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40232421 + 40232422.

It is an arithmetic number, because the mean of its divisors is an integer number (40232422).

Almost surely, 2^80464843 is an apocalyptic number.

80464843 is a deficient number, since it is larger than the sum of its proper divisors (1).

80464843 is an equidigital number, since it uses as much as digits as its factorization.

80464843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 73728, while the sum is 37.

The square root of 80464843 is about 8970.2197854902. The cubic root of 80464843 is about 431.7198883576.

The spelling of 80464843 in words is "eighty million, four hundred sixty-four thousand, eight hundred forty-three".