80266049 has 2 divisors, whose sum is σ = 80266050. Its totient is φ = 80266048.

The previous prime is 80266003. The next prime is 80266073. The reversal of 80266049 is 94066208.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57532225 + 22733824 = 7585^2 + 4768^2 .

It is a cyclic number.

It is not a de Polignac number, because 80266049 - 2¹² = 80261953 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (80260049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40133024 + 40133025.

It is an arithmetic number, because the mean of its divisors is an integer number (40133025).

Almost surely, 2^80266049 is an apocalyptic number.

It is an amenable number.

80266049 is a deficient number, since it is larger than the sum of its proper divisors (1).

80266049 is an equidigital number, since it uses as much as digits as its factorization.

80266049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 80266049 is about 8959.1321566321. The cubic root of 80266049 is about 431.3640638138.

The spelling of 80266049 in words is "eighty million, two hundred sixty-six thousand, forty-nine".