343664243644 has 24 divisors (see below), whose sum is σ = 609185556000. Its totient is φ = 169617676800.

The previous prime is 343664243617. The next prime is 343664243647. The reversal of 343664243644 is 446342466343.

It is a happy number.

It is a super-2 number, since 2×343664243644² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343664243647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 592557 + ... + 1019044.

It is an arithmetic number, because the mean of its divisors is an integer number (25382731500).

Almost surely, 2^343664243644 is an apocalyptic number.

It is an amenable number.

343664243644 is a deficient number, since it is larger than the sum of its proper divisors (265521312356).

343664243644 is a wasteful number, since it uses less digits than its factorization.

343664243644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1612293 (or 1612291 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 49.

The spelling of 343664243644 in words is "three hundred forty-three billion, six hundred sixty-four million, two hundred forty-three thousand, six hundred forty-four".