627226406987 has 2 divisors, whose sum is σ = 627226406988. Its totient is φ = 627226406986.

The previous prime is 627226406867. The next prime is 627226407007. The reversal of 627226406987 is 789604622726.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 627226406987 - 2³⁶ = 558506930251 is a prime.

It is not a weakly prime, because it can be changed into another prime (627226406087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313613203493 + 313613203494.

It is an arithmetic number, because the mean of its divisors is an integer number (313613203494).

Almost surely, 2^627226406987 is an apocalyptic number.

627226406987 is a deficient number, since it is larger than the sum of its proper divisors (1).

627226406987 is an equidigital number, since it uses as much as digits as its factorization.

627226406987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24385536, while the sum is 59.

The spelling of 627226406987 in words is "six hundred twenty-seven billion, two hundred twenty-six million, four hundred six thousand, nine hundred eighty-seven".