677836062901 has 2 divisors, whose sum is σ = 677836062902. Its totient is φ = 677836062900.

The previous prime is 677836062823. The next prime is 677836063019. The reversal of 677836062901 is 109260638776.

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., 482988860676 + 194847202225 = 694974^2 + 441415^2 .

It is a cyclic number.

It is not a de Polignac number, because 677836062901 - 2¹⁹ = 677835538613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (677836062301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 338918031450 + 338918031451.

It is an arithmetic number, because the mean of its divisors is an integer number (338918031451).

Almost surely, 2^677836062901 is an apocalyptic number.

It is an amenable number.

677836062901 is a deficient number, since it is larger than the sum of its proper divisors (1).

677836062901 is an equidigital number, since it uses as much as digits as its factorization.

677836062901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4572288, while the sum is 55.

The spelling of 677836062901 in words is "six hundred seventy-seven billion, eight hundred thirty-six million, sixty-two thousand, nine hundred one".