13421430326 has 4 divisors (see below), whose sum is σ = 20132145492. Its totient is φ = 6710715162.

The previous prime is 13421430307. The next prime is 13421430343. The reversal of 13421430326 is 62303412431.

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, 3355357580 + ... + 3355357583.

It is an arithmetic number, because the mean of its divisors is an integer number (5033036373).

Almost surely, 2^13421430326 is an apocalyptic number.

13421430326 is a deficient number, since it is larger than the sum of its proper divisors (6710715166).

13421430326 is an equidigital number, since it uses as much as digits as its factorization.

13421430326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6710715165.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 13421430326 its reverse (62303412431), we get a palindrome (75724842757).

The spelling of 13421430326 in words is "thirteen billion, four hundred twenty-one million, four hundred thirty thousand, three hundred twenty-six".