13405504331422 has 16 divisors (see below), whose sum is σ = 23184235053792. Its totient is φ = 5694373520640.

The previous prime is 13405504331419. The next prime is 13405504331437. The reversal of 13405504331422 is 22413340550431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4236883479 + ... + 4236886642.

It is an arithmetic number, because the mean of its divisors is an integer number (1449014690862).

Almost surely, 2^{13405504331422} is an apocalyptic number.

13405504331422 is a deficient number, since it is larger than the sum of its proper divisors (9778730722370).

13405504331422 is a wasteful number, since it uses less digits than its factorization.

13405504331422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8473770243.

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 13405504331422 its reverse (22413340550431), we get a palindrome (35818844881853).

The spelling of 13405504331422 in words is "thirteen trillion, four hundred five billion, five hundred four million, three hundred thirty-one thousand, four hundred twenty-two".