743485409473 has 2 divisors, whose sum is σ = 743485409474. Its totient is φ = 743485409472.

The previous prime is 743485409423. The next prime is 743485409483. The reversal of 743485409473 is 374904584347.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 500404856449 + 243080553024 = 707393^2 + 493032^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-743485409473 is a prime.

It is a super-3 number, since 3×743485409473³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (743485409413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371742704736 + 371742704737.

It is an arithmetic number, because the mean of its divisors is an integer number (371742704737).

Almost surely, 2^743485409473 is an apocalyptic number.

It is an amenable number.

743485409473 is a deficient number, since it is larger than the sum of its proper divisors (1).

743485409473 is an equidigital number, since it uses as much as digits as its factorization.

743485409473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40642560, while the sum is 58.

The spelling of 743485409473 in words is "seven hundred forty-three billion, four hundred eighty-five million, four hundred nine thousand, four hundred seventy-three".