677322577 has 2 divisors, whose sum is σ = 677322578. Its totient is φ = 677322576.

The previous prime is 677322571. The next prime is 677322587. The reversal of 677322577 is 775223776.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 618815376 + 58507201 = 24876^2 + 7649^2 .

It is a cyclic number.

It is not a de Polignac number, because 677322577 - 2¹¹ = 677320529 is a prime.

It is not a weakly prime, because it can be changed into another prime (677322571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338661288 + 338661289.

It is an arithmetic number, because the mean of its divisors is an integer number (338661289).

Almost surely, 2^677322577 is an apocalyptic number.

It is an amenable number.

677322577 is a deficient number, since it is larger than the sum of its proper divisors (1).

677322577 is an equidigital number, since it uses as much as digits as its factorization.

677322577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 864360, while the sum is 46.

The square root of 677322577 is about 26025.4217449017. The cubic root of 677322577 is about 878.2102817542.

The spelling of 677322577 in words is "six hundred seventy-seven million, three hundred twenty-two thousand, five hundred seventy-seven".