13421040232 has 32 divisors (see below), whose sum is σ = 25258926600. Its totient is φ = 6685364224.

The previous prime is 13421040179. The next prime is 13421040253. The reversal of 13421040232 is 23204012431.

It can be written as a sum of positive squares in 4 ways, for example, as 8583281316 + 4837758916 = 92646^2 + 69554^2 .

It is a super-2 number, since 2×13421040232² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5841708 + ... + 5844004.

Almost surely, 2^13421040232 is an apocalyptic number.

It is an amenable number.

13421040232 is a deficient number, since it is larger than the sum of its proper divisors (11837886368).

13421040232 is a wasteful number, since it uses less digits than its factorization.

13421040232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4725 (or 4721 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 13421040232 its reverse (23204012431), we get a palindrome (36625052663).

The spelling of 13421040232 in words is "thirteen billion, four hundred twenty-one million, forty thousand, two hundred thirty-two".