343644272673 has 48 divisors (see below), whose sum is σ = 521270910720. Its totient is φ = 200152539648.

The previous prime is 343644272663. The next prime is 343644272731. The reversal of 343644272673 is 376272446343.

It is not a de Polignac number, because 343644272673 - 2⁸ = 343644272417 is a prime.

It is a super-2 number, since 2×343644272673² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (343644272663) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15518073 + ... + 15540201.

It is an arithmetic number, because the mean of its divisors is an integer number (10859810640).

Almost surely, 2^343644272673 is an apocalyptic number.

It is an amenable number.

343644272673 is a deficient number, since it is larger than the sum of its proper divisors (177626638047).

343644272673 is a wasteful number, since it uses less digits than its factorization.

343644272673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23286 (or 23267 counting only the distinct ones).

The product of its digits is 12192768, while the sum is 51.

The spelling of 343644272673 in words is "three hundred forty-three billion, six hundred forty-four million, two hundred seventy-two thousand, six hundred seventy-three".