13220433001405 has 16 divisors (see below), whose sum is σ = 18133258978944. Its totient is φ = 9064250055360.

The previous prime is 13220433001361. The next prime is 13220433001409. The reversal of 13220433001405 is 50410033402231.

It is a happy number.

It is not a de Polignac number, because 13220433001405 - 2²¹ = 13220430904253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13220433001409) 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, 24515227 + ... + 25048696.

It is an arithmetic number, because the mean of its divisors is an integer number (1133328686184).

Almost surely, 2^{13220433001405} is an apocalyptic number.

It is an amenable number.

13220433001405 is a deficient number, since it is larger than the sum of its proper divisors (4912825977539).

13220433001405 is an equidigital number, since it uses as much as digits as its factorization.

13220433001405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49571556.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 13220433001405 its reverse (50410033402231), we get a palindrome (63630466403636).

The spelling of 13220433001405 in words is "thirteen trillion, two hundred twenty billion, four hundred thirty-three million, one thousand, four hundred five".