627406382760877 has 2 divisors, whose sum is σ = 627406382760878. Its totient is φ = 627406382760876.

The previous prime is 627406382760673. The next prime is 627406382760901. The reversal of 627406382760877 is 778067283604726.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 337399992139401 + 290006390621476 = 18368451^2 + 17029574^2 .

It is a cyclic number.

It is not a de Polignac number, because 627406382760877 - 2³¹ = 627404235277229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (627406382770877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313703191380438 + 313703191380439.

It is an arithmetic number, because the mean of its divisors is an integer number (313703191380439).

Almost surely, 2^{627406382760877} is an apocalyptic number.

It is an amenable number.

627406382760877 is a deficient number, since it is larger than the sum of its proper divisors (1).

627406382760877 is an equidigital number, since it uses as much as digits as its factorization.

627406382760877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1593188352, while the sum is 73.

The spelling of 627406382760877 in words is "six hundred twenty-seven trillion, four hundred six billion, three hundred eighty-two million, seven hundred sixty thousand, eight hundred seventy-seven".