723814453441 has 2 divisors, whose sum is σ = 723814453442. Its totient is φ = 723814453440.

The previous prime is 723814453403. The next prime is 723814453459. The reversal of 723814453441 is 144354418327.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 721650250000 + 2164203441 = 849500^2 + 46521^2 .

It is a cyclic number.

It is not a de Polignac number, because 723814453441 - 2¹⁵ = 723814420673 is a prime.

It is a super-3 number, since 3×723814453441³ (a number of 37 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 723814453391 and 723814453400.

It is not a weakly prime, because it can be changed into another prime (723814450441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361907226720 + 361907226721.

It is an arithmetic number, because the mean of its divisors is an integer number (361907226721).

Almost surely, 2^723814453441 is an apocalyptic number.

It is an amenable number.

723814453441 is a deficient number, since it is larger than the sum of its proper divisors (1).

723814453441 is an equidigital number, since it uses as much as digits as its factorization.

723814453441 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1290240, while the sum is 46.

The spelling of 723814453441 in words is "seven hundred twenty-three billion, eight hundred fourteen million, four hundred fifty-three thousand, four hundred forty-one".