677363654371 has 2 divisors, whose sum is σ = 677363654372. Its totient is φ = 677363654370.

The previous prime is 677363654347. The next prime is 677363654437. The reversal of 677363654371 is 173456363776.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 677363654371 - 2¹¹ = 677363652323 is a prime.

It is not a weakly prime, because it can be changed into another prime (677363654771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338681827185 + 338681827186.

It is an arithmetic number, because the mean of its divisors is an integer number (338681827186).

Almost surely, 2^677363654371 is an apocalyptic number.

677363654371 is a deficient number, since it is larger than the sum of its proper divisors (1).

677363654371 is an equidigital number, since it uses as much as digits as its factorization.

677363654371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40007520, while the sum is 58.

The spelling of 677363654371 in words is "six hundred seventy-seven billion, three hundred sixty-three million, six hundred fifty-four thousand, three hundred seventy-one".