13405066323 has 8 divisors (see below), whose sum is σ = 19498278336. Its totient is φ = 8124282600.

The previous prime is 13405066313. The next prime is 13405066327. The reversal of 13405066323 is 32366050431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13405066323 - 2¹³ = 13405058131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 406214131 = 13405066323 / (1 + 3 + 4 + 0 + 5 + 0 + 6 + 6 + 3 + 2 + 3).

It is not an unprimeable number, because it can be changed into a prime (13405066327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203107033 + ... + 203107098.

It is an arithmetic number, because the mean of its divisors is an integer number (2437284792).

Almost surely, 2^13405066323 is an apocalyptic number.

13405066323 is a deficient number, since it is larger than the sum of its proper divisors (6093212013).

13405066323 is a wasteful number, since it uses less digits than its factorization.

13405066323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406214145.

The product of its (nonzero) digits is 38880, while the sum is 33.

The spelling of 13405066323 in words is "thirteen billion, four hundred five million, sixty-six thousand, three hundred twenty-three".