13340243434 has 64 divisors (see below), whose sum is σ = 24810105600. Its totient is φ = 5358796800.

The previous prime is 13340243429. The next prime is 13340243447. The reversal of 13340243434 is 43434204331.

It is a super-2 number, since 2×13340243434² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13340243396 and 13340243405.

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, 2994909 + ... + 2999359.

It is an arithmetic number, because the mean of its divisors is an integer number (387657900).

Almost surely, 2^13340243434 is an apocalyptic number.

13340243434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13340243434 is a deficient number, since it is larger than the sum of its proper divisors (11469862166).

13340243434 is a wasteful number, since it uses less digits than its factorization.

13340243434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4748 (or 4734 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 13340243434 its reverse (43434204331), we get a palindrome (56774447765).

The spelling of 13340243434 in words is "thirteen billion, three hundred forty million, two hundred forty-three thousand, four hundred thirty-four".