80255767 has 4 divisors (see below), whose sum is σ = 80281000. Its totient is φ = 80230536.

The previous prime is 80255741. The next prime is 80255783. The reversal of 80255767 is 76755208.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80255767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80255797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7017 + ... + 14482.

It is an arithmetic number, because the mean of its divisors is an integer number (20070250).

Almost surely, 2^80255767 is an apocalyptic number.

80255767 is a deficient number, since it is larger than the sum of its proper divisors (25233).

80255767 is a wasteful number, since it uses less digits than its factorization.

80255767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25232.

The product of its (nonzero) digits is 117600, while the sum is 40.

The square root of 80255767 is about 8958.5583103533. The cubic root of 80255767 is about 431.3456439266.

The spelling of 80255767 in words is "eighty million, two hundred fifty-five thousand, seven hundred sixty-seven".