622005426269 has 2 divisors, whose sum is σ = 622005426270. Its totient is φ = 622005426268.

The previous prime is 622005426227. The next prime is 622005426271. The reversal of 622005426269 is 962624500226.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 449583660100 + 172421766169 = 670510^2 + 415237^2 .

It is a cyclic number.

It is not a de Polignac number, because 622005426269 - 2²⁸ = 621736990813 is a prime.

It is a super-2 number, since 2×622005426269² (a number of 24 digits) contains 22 as substring.

Together with 622005426271, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (622005426569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311002713134 + 311002713135.

It is an arithmetic number, because the mean of its divisors is an integer number (311002713135).

Almost surely, 2^622005426269 is an apocalyptic number.

It is an amenable number.

622005426269 is a deficient number, since it is larger than the sum of its proper divisors (1).

622005426269 is an equidigital number, since it uses as much as digits as its factorization.

622005426269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 622005426269 in words is "six hundred twenty-two billion, five million, four hundred twenty-six thousand, two hundred sixty-nine".