612255223423 has 2 divisors, whose sum is σ = 612255223424. Its totient is φ = 612255223422.

The previous prime is 612255223367. The next prime is 612255223441. The reversal of 612255223423 is 324322552216.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-612255223423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (612255223483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306127611711 + 306127611712.

It is an arithmetic number, because the mean of its divisors is an integer number (306127611712).

Almost surely, 2^612255223423 is an apocalyptic number.

612255223423 is a deficient number, since it is larger than the sum of its proper divisors (1).

612255223423 is an equidigital number, since it uses as much as digits as its factorization.

612255223423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 37.

Adding to 612255223423 its reverse (324322552216), we get a palindrome (936577775639).

The spelling of 612255223423 in words is "six hundred twelve billion, two hundred fifty-five million, two hundred twenty-three thousand, four hundred twenty-three".