677750000243 has 2 divisors, whose sum is σ = 677750000244. Its totient is φ = 677750000242.

The previous prime is 677750000171. The next prime is 677750000273. The reversal of 677750000243 is 342000057776.

677750000243 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 is a cyclic number.

It is not a de Polignac number, because 677750000243 - 2¹⁶ = 677749934707 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 677750000243.

It is not a weakly prime, because it can be changed into another prime (677750000273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338875000121 + 338875000122.

It is an arithmetic number, because the mean of its divisors is an integer number (338875000122).

Almost surely, 2^677750000243 is an apocalyptic number.

677750000243 is a deficient number, since it is larger than the sum of its proper divisors (1).

677750000243 is an equidigital number, since it uses as much as digits as its factorization.

677750000243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 246960, while the sum is 41.

The spelling of 677750000243 in words is "six hundred seventy-seven billion, seven hundred fifty million, two hundred forty-three", and thus it is an aban number.