13421410320 has 160 divisors (see below), whose sum is σ = 43654063104. Its totient is φ = 3406694400.

The previous prime is 13421410267. The next prime is 13421410333. The reversal of 13421410320 is 2301412431.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 439054 + ... + 468626.

Almost surely, 2^13421410320 is an apocalyptic number.

13421410320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13421410320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21827031552).

13421410320 is an abundant number, since it is smaller than the sum of its proper divisors (30232652784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13421410320 is a wasteful number, since it uses less digits than its factorization.

13421410320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29681 (or 29675 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 13421410320 its reverse (2301412431), we get a palindrome (15722822751).

The spelling of 13421410320 in words is "thirteen billion, four hundred twenty-one million, four hundred ten thousand, three hundred twenty".