626705748887 has 2 divisors, whose sum is σ = 626705748888. Its totient is φ = 626705748886.

The previous prime is 626705748871. The next prime is 626705748899. The reversal of 626705748887 is 788847507626.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 626705748887 - 2⁴ = 626705748871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (626705748287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313352874443 + 313352874444.

It is an arithmetic number, because the mean of its divisors is an integer number (313352874444).

Almost surely, 2^626705748887 is an apocalyptic number.

626705748887 is a deficient number, since it is larger than the sum of its proper divisors (1).

626705748887 is an equidigital number, since it uses as much as digits as its factorization.

626705748887 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252887040, while the sum is 68.

The spelling of 626705748887 in words is "six hundred twenty-six billion, seven hundred five million, seven hundred forty-eight thousand, eight hundred eighty-seven".