626872063 has 2 divisors, whose sum is σ = 626872064. Its totient is φ = 626872062.

The previous prime is 626872027. The next prime is 626872079. The reversal of 626872063 is 360278626.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 626872063 - 2⁹ = 626871551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (626872003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313436031 + 313436032.

It is an arithmetic number, because the mean of its divisors is an integer number (313436032).

Almost surely, 2^626872063 is an apocalyptic number.

626872063 is a deficient number, since it is larger than the sum of its proper divisors (1).

626872063 is an equidigital number, since it uses as much as digits as its factorization.

626872063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 40.

The square root of 626872063 is about 25037.4132649521. The cubic root of 626872063 is about 855.8407711624.

The spelling of 626872063 in words is "six hundred twenty-six million, eight hundred seventy-two thousand, sixty-three".