13434333240 has 96 divisors (see below), whose sum is σ = 40486980240. Its totient is φ = 3566208000.

The previous prime is 13434333221. The next prime is 13434333307. The reversal of 13434333240 is 4233343431.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 13434333198 and 13434333207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7559232 + ... + 7561008.

Almost surely, 2^13434333240 is an apocalyptic number.

13434333240 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 13434333240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20243490120).

13434333240 is an abundant number, since it is smaller than the sum of its proper divisors (27052647000).

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

13434333240 is a wasteful number, since it uses less digits than its factorization.

13434333240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2293 (or 2038 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 30.

Adding to 13434333240 its reverse (4233343431), we get a palindrome (17667676671).

The spelling of 13434333240 in words is "thirteen billion, four hundred thirty-four million, three hundred thirty-three thousand, two hundred forty".