743945464469 has 2 divisors, whose sum is σ = 743945464470. Its totient is φ = 743945464468.

The previous prime is 743945464439. The next prime is 743945464541. The reversal of 743945464469 is 964464549347.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 552289758244 + 191655706225 = 743162^2 + 437785^2 .

It is a cyclic number.

It is not a de Polignac number, because 743945464469 - 2²⁴ = 743928687253 is a prime.

It is a super-2 number, since 2×743945464469² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (743945464429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371972732234 + 371972732235.

It is an arithmetic number, because the mean of its divisors is an integer number (371972732235).

Almost surely, 2^743945464469 is an apocalyptic number.

It is an amenable number.

743945464469 is a deficient number, since it is larger than the sum of its proper divisors (1).

743945464469 is an equidigital number, since it uses as much as digits as its factorization.

743945464469 is an evil number, because the sum of its binary digits is even.

The product of its digits is 313528320, while the sum is 65.

The spelling of 743945464469 in words is "seven hundred forty-three billion, nine hundred forty-five million, four hundred sixty-four thousand, four hundred sixty-nine".