16433256320323 has 16 divisors (see below), whose sum is σ = 16625139358464. Its totient is φ = 16242729763680.

The previous prime is 16433256320287. The next prime is 16433256320333. The reversal of 16433256320323 is 32302365233461.

It is a cyclic number.

It is not a de Polignac number, because 16433256320323 - 2⁹ = 16433256319811 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16433256320323.

It is not an unprimeable number, because it can be changed into a prime (16433256320333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23777386 + ... + 24458752.

It is an arithmetic number, because the mean of its divisors is an integer number (1039071209904).

Almost surely, 2^{16433256320323} is an apocalyptic number.

16433256320323 is a deficient number, since it is larger than the sum of its proper divisors (191883038141).

16433256320323 is a wasteful number, since it uses less digits than its factorization.

16433256320323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682362.

The product of its (nonzero) digits is 1399680, while the sum is 43.

The spelling of 16433256320323 in words is "sixteen trillion, four hundred thirty-three billion, two hundred fifty-six million, three hundred twenty thousand, three hundred twenty-three".