626680051 has 2 divisors, whose sum is σ = 626680052. Its totient is φ = 626680050.

The previous prime is 626680013. The next prime is 626680073. The reversal of 626680051 is 150086626.

626680051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 626680051 - 2²⁵ = 593125619 is a prime.

It is equal to p_32643196 and since 626680051 and 32643196 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 626679989 and 626680016.

It is not a weakly prime, because it can be changed into another prime (626680001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313340025 + 313340026.

It is an arithmetic number, because the mean of its divisors is an integer number (313340026).

Almost surely, 2^626680051 is an apocalyptic number.

626680051 is a deficient number, since it is larger than the sum of its proper divisors (1).

626680051 is an equidigital number, since it uses as much as digits as its factorization.

626680051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 626680051 is about 25033.5784697274. The cubic root of 626680051 is about 855.7533804017.

The spelling of 626680051 in words is "six hundred twenty-six million, six hundred eighty thousand, fifty-one".