843481452668 has 12 divisors (see below), whose sum is σ = 1476099125592. Its totient is φ = 421738845360.

The previous prime is 843481452563. The next prime is 843481452679. The reversal of 843481452668 is 866254184348.

It is a super-2 number, since 2×843481452668² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1190063 + ... + 1761593.

It is an arithmetic number, because the mean of its divisors is an integer number (123008260466).

Almost surely, 2^843481452668 is an apocalyptic number.

It is an amenable number.

843481452668 is a deficient number, since it is larger than the sum of its proper divisors (632617672924).

843481452668 is a wasteful number, since it uses less digits than its factorization.

843481452668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940492 (or 940490 counting only the distinct ones).

The product of its digits is 35389440, while the sum is 59.

The spelling of 843481452668 in words is "eight hundred forty-three billion, four hundred eighty-one million, four hundred fifty-two thousand, six hundred sixty-eight".