423268713349 has 2 divisors, whose sum is σ = 423268713350. Its totient is φ = 423268713348.

The previous prime is 423268713293. The next prime is 423268713377. The reversal of 423268713349 is 943317862324.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 316220652225 + 107048061124 = 562335^2 + 327182^2 .

It is a cyclic number.

It is not a de Polignac number, because 423268713349 - 2¹⁷ = 423268582277 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423268713296 and 423268713305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423268713379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211634356674 + 211634356675.

It is an arithmetic number, because the mean of its divisors is an integer number (211634356675).

Almost surely, 2^423268713349 is an apocalyptic number.

It is an amenable number.

423268713349 is a deficient number, since it is larger than the sum of its proper divisors (1).

423268713349 is an equidigital number, since it uses as much as digits as its factorization.

423268713349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5225472, while the sum is 52.

The spelling of 423268713349 in words is "four hundred twenty-three billion, two hundred sixty-eight million, seven hundred thirteen thousand, three hundred forty-nine".