16344843464 has 32 divisors (see below), whose sum is σ = 32193720000. Its totient is φ = 7764622272.

The previous prime is 16344843451. The next prime is 16344843481. The reversal of 16344843464 is 46434844361.

It is a super-3 number, since 3×16344843464³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270674 + ... + 325505.

It is an arithmetic number, because the mean of its divisors is an integer number (1006053750).

Almost surely, 2^16344843464 is an apocalyptic number.

It is an amenable number.

16344843464 is a deficient number, since it is larger than the sum of its proper divisors (15848876536).

16344843464 is a wasteful number, since it uses less digits than its factorization.

16344843464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596357 (or 596353 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 47.

The spelling of 16344843464 in words is "sixteen billion, three hundred forty-four million, eight hundred forty-three thousand, four hundred sixty-four".