626324434051423 has 2 divisors, whose sum is σ = 626324434051424. Its totient is φ = 626324434051422.

The previous prime is 626324434051409. The next prime is 626324434051439. The reversal of 626324434051423 is 324150434423626.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-626324434051423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (626324434051403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313162217025711 + 313162217025712.

It is an arithmetic number, because the mean of its divisors is an integer number (313162217025712).

Almost surely, 2^{626324434051423} is an apocalyptic number.

626324434051423 is a deficient number, since it is larger than the sum of its proper divisors (1).

626324434051423 is an equidigital number, since it uses as much as digits as its factorization.

626324434051423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9953280, while the sum is 49.

The spelling of 626324434051423 in words is "six hundred twenty-six trillion, three hundred twenty-four billion, four hundred thirty-four million, fifty-one thousand, four hundred twenty-three".