677914577 has 2 divisors, whose sum is σ = 677914578. Its totient is φ = 677914576.

The previous prime is 677914571. The next prime is 677914597. The reversal of 677914577 is 775419776.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 484176016 + 193738561 = 22004^2 + 13919^2 .

It is a cyclic number.

It is not a de Polignac number, because 677914577 - 2⁴ = 677914561 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (677914571) 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, 338957288 + 338957289.

It is an arithmetic number, because the mean of its divisors is an integer number (338957289).

Almost surely, 2^677914577 is an apocalyptic number.

It is an amenable number.

677914577 is a deficient number, since it is larger than the sum of its proper divisors (1).

677914577 is an equidigital number, since it uses as much as digits as its factorization.

677914577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2593080, while the sum is 53.

The square root of 677914577 is about 26036.7927556372. The cubic root of 677914577 is about 878.4660678491.

The spelling of 677914577 in words is "six hundred seventy-seven million, nine hundred fourteen thousand, five hundred seventy-seven".