65276377 has 2 divisors, whose sum is σ = 65276378. Its totient is φ = 65276376.

The previous prime is 65276339. The next prime is 65276389. The reversal of 65276377 is 77367256.

65276377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53743561 + 11532816 = 7331^2 + 3396^2 .

It is a cyclic number.

It is not a de Polignac number, because 65276377 - 2¹⁹ = 64752089 is a prime.

It is a super-2 number, since 2×65276377² = 8522010788492258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (65276327) 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 as a sum of consecutive naturals, namely, 32638188 + 32638189.

It is an arithmetic number, because the mean of its divisors is an integer number (32638189).

Almost surely, 2^65276377 is an apocalyptic number.

It is an amenable number.

65276377 is a deficient number, since it is larger than the sum of its proper divisors (1).

65276377 is an equidigital number, since it uses as much as digits as its factorization.

65276377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 370440, while the sum is 43.

The square root of 65276377 is about 8079.3797410445. The cubic root of 65276377 is about 402.6416347604.

The spelling of 65276377 in words is "sixty-five million, two hundred seventy-six thousand, three hundred seventy-seven".