743324340421 has 8 divisors (see below), whose sum is σ = 800818454240. Its totient is φ = 685875272112.

The previous prime is 743324340413. The next prime is 743324340469. The reversal of 743324340421 is 124043423347.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 743324340421 - 2³ = 743324340413 is a prime.

It is a super-3 number, since 3×743324340421³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743324340721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11227095 + ... + 11293108.

It is an arithmetic number, because the mean of its divisors is an integer number (100102306780).

Almost surely, 2^743324340421 is an apocalyptic number.

It is an amenable number.

743324340421 is a deficient number, since it is larger than the sum of its proper divisors (57494113819).

743324340421 is a wasteful number, since it uses less digits than its factorization.

743324340421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22522755.

The product of its (nonzero) digits is 193536, while the sum is 37.

Adding to 743324340421 its reverse (124043423347), we get a palindrome (867367763768).

The spelling of 743324340421 in words is "seven hundred forty-three billion, three hundred twenty-four million, three hundred forty thousand, four hundred twenty-one".