16443412767345 has 16 divisors (see below), whose sum is σ = 26555343238080. Its totient is φ = 8687859205824.

The previous prime is 16443412767317. The next prime is 16443412767361. The reversal of 16443412767345 is 54376721434461.

It is not a de Polignac number, because 16443412767345 - 2⁶ = 16443412767281 is a prime.

It is a super-3 number, since 3×16443412767345³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5122556890 + ... + 5122560099.

It is an arithmetic number, because the mean of its divisors is an integer number (1659708952380).

Almost surely, 2^{16443412767345} is an apocalyptic number.

16443412767345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16443412767345 is a deficient number, since it is larger than the sum of its proper divisors (10111930470735).

16443412767345 is a wasteful number, since it uses less digits than its factorization.

16443412767345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10245117104.

The product of its digits is 40642560, while the sum is 57.

The spelling of 16443412767345 in words is "sixteen trillion, four hundred forty-three billion, four hundred twelve million, seven hundred sixty-seven thousand, three hundred forty-five".