80595377 has 2 divisors, whose sum is σ = 80595378. Its totient is φ = 80595376.

The previous prime is 80595371. The next prime is 80595391. The reversal of 80595377 is 77359508.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68823616 + 11771761 = 8296^2 + 3431^2 .

It is a cyclic number.

It is not a de Polignac number, because 80595377 - 2⁶ = 80595313 is a prime.

It is a super-2 number, since 2×80595377² = 12991229587544258, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (80595371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40297688 + 40297689.

It is an arithmetic number, because the mean of its divisors is an integer number (40297689).

Almost surely, 2^80595377 is an apocalyptic number.

It is an amenable number.

80595377 is a deficient number, since it is larger than the sum of its proper divisors (1).

80595377 is an equidigital number, since it uses as much as digits as its factorization.

80595377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 264600, while the sum is 44.

The square root of 80595377 is about 8977.4928014452. The cubic root of 80595377 is about 431.9532145978.

The spelling of 80595377 in words is "eighty million, five hundred ninety-five thousand, three hundred seventy-seven".