16456340944 has 40 divisors (see below), whose sum is σ = 32710531392. Its totient is φ = 8017632000.

The previous prime is 16456340891. The next prime is 16456340981. The reversal of 16456340944 is 44904365461.

It is a super-2 number, since 2×16456340944² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16456340894 and 16456340903.

It is a congruent number.

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, 12069 + ... + 181819.

Almost surely, 2^16456340944 is an apocalyptic number.

It is an amenable number.

16456340944 is a deficient number, since it is larger than the sum of its proper divisors (16254190448).

16456340944 is a wasteful number, since it uses less digits than its factorization.

16456340944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169915 (or 169909 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 46.

The spelling of 16456340944 in words is "sixteen billion, four hundred fifty-six million, three hundred forty thousand, nine hundred forty-four".