1458268223969 has 2 divisors, whose sum is σ = 1458268223970. Its totient is φ = 1458268223968.

The previous prime is 1458268223941. The next prime is 1458268223977. The reversal of 1458268223969 is 9693228628541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 904233631744 + 554034592225 = 950912^2 + 744335^2 .

It is an emirp because it is prime and its reverse (9693228628541) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1458268223969 is a prime.

It is a super-2 number, since 2×1458268223969² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1458265223969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 729134111984 + 729134111985.

It is an arithmetic number, because the mean of its divisors is an integer number (729134111985).

Almost surely, 2^{1458268223969} is an apocalyptic number.

It is an amenable number.

1458268223969 is a deficient number, since it is larger than the sum of its proper divisors (1).

1458268223969 is an equidigital number, since it uses as much as digits as its factorization.

1458268223969 is an evil number, because the sum of its binary digits is even.

The product of its digits is 89579520, while the sum is 65.

The spelling of 1458268223969 in words is "one trillion, four hundred fifty-eight billion, two hundred sixty-eight million, two hundred twenty-three thousand, nine hundred sixty-nine".