495866677 has 2 divisors, whose sum is σ = 495866678. Its totient is φ = 495866676.

The previous prime is 495866641. The next prime is 495866717. The reversal of 495866677 is 776668594.

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., 335109636 + 160757041 = 18306^2 + 12679^2 .

It is a cyclic number.

It is not a de Polignac number, because 495866677 - 2⁷ = 495866549 is a prime.

It is a super-2 number, since 2×495866677² = 491767522718044658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495866477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247933338 + 247933339.

It is an arithmetic number, because the mean of its divisors is an integer number (247933339).

Almost surely, 2^495866677 is an apocalyptic number.

It is an amenable number.

495866677 is a deficient number, since it is larger than the sum of its proper divisors (1).

495866677 is an equidigital number, since it uses as much as digits as its factorization.

495866677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15240960, while the sum is 58.

The square root of 495866677 is about 22268.0640604432. The cubic root of 495866677 is about 791.5073911203.

The spelling of 495866677 in words is "four hundred ninety-five million, eight hundred sixty-six thousand, six hundred seventy-seven".