13311436406 has 4 divisors (see below), whose sum is σ = 19967154612. Its totient is φ = 6655718202.

The previous prime is 13311436393. The next prime is 13311436429. The reversal of 13311436406 is 60463411331.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3327859100 + ... + 3327859103.

It is an arithmetic number, because the mean of its divisors is an integer number (4991788653).

Almost surely, 2^13311436406 is an apocalyptic number.

13311436406 is a deficient number, since it is larger than the sum of its proper divisors (6655718206).

13311436406 is an equidigital number, since it uses as much as digits as its factorization.

13311436406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6655718205.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 13311436406 its reverse (60463411331), we get a palindrome (73774847737).

The spelling of 13311436406 in words is "thirteen billion, three hundred eleven million, four hundred thirty-six thousand, four hundred six".