626231161223 has 2 divisors, whose sum is σ = 626231161224. Its totient is φ = 626231161222.

The previous prime is 626231161187. The next prime is 626231161247. The reversal of 626231161223 is 322161132626.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 626231161223 - 2³² = 621936193927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (626231161253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313115580611 + 313115580612.

It is an arithmetic number, because the mean of its divisors is an integer number (313115580612).

Almost surely, 2^626231161223 is an apocalyptic number.

626231161223 is a deficient number, since it is larger than the sum of its proper divisors (1).

626231161223 is an equidigital number, since it uses as much as digits as its factorization.

626231161223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 35.

Adding to 626231161223 its reverse (322161132626), we get a palindrome (948392293849).

The spelling of 626231161223 in words is "six hundred twenty-six billion, two hundred thirty-one million, one hundred sixty-one thousand, two hundred twenty-three".