13133042340 has 72 divisors (see below), whose sum is σ = 40419402240. Its totient is φ = 3183766080.

The previous prime is 13133042311. The next prime is 13133042347. The reversal of 13133042340 is 4324033131.

It is a super-2 number, since 2×13133042340² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13133042340.

It is not an unprimeable number, because it can be changed into a prime (13133042347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 897220 + ... + 911739.

Almost surely, 2^13133042340 is an apocalyptic number.

13133042340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13133042340 is an abundant number, since it is smaller than the sum of its proper divisors (27286359900).

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

13133042340 is a wasteful number, since it uses less digits than its factorization.

13133042340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808993 (or 1808980 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 13133042340 its reverse (4324033131), we get a palindrome (17457075471).

The spelling of 13133042340 in words is "thirteen billion, one hundred thirty-three million, forty-two thousand, three hundred forty".