743221243501852 has 12 divisors (see below), whose sum is σ = 1300874388856056. Its totient is φ = 371542846685840.

The previous prime is 743221243501831. The next prime is 743221243501853. The reversal of 743221243501852 is 258105342122347.

It is a junction number, because it is equal to n+sod(n) for n = 743221243501796 and 743221243501805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743221243501853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16943741599 + ... + 16943785462.

It is an arithmetic number, because the mean of its divisors is an integer number (108406199071338).

Almost surely, 2^{743221243501852} is an apocalyptic number.

It is an amenable number.

743221243501852 is a deficient number, since it is larger than the sum of its proper divisors (557653145354204).

743221243501852 is a wasteful number, since it uses less digits than its factorization.

743221243501852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33887532548 (or 33887532546 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 49.

The spelling of 743221243501852 in words is "seven hundred forty-three trillion, two hundred twenty-one billion, two hundred forty-three million, five hundred one thousand, eight hundred fifty-two".