1340033233240 has 64 divisors (see below), whose sum is σ = 3249186141600. Its totient is φ = 494448924672.

The previous prime is 1340033233229. The next prime is 1340033233241. The reversal of 1340033233240 is 423323300431.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1340033233199 and 1340033233208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1340033233241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91062 + ... + 1639621.

Almost surely, 2^{1340033233240} is an apocalyptic number.

1340033233240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1340033233240 is an abundant number, since it is smaller than the sum of its proper divisors (1909152908360).

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

1340033233240 is a wasteful number, since it uses less digits than its factorization.

1340033233240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1732196 (or 1732192 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 28.

Adding to 1340033233240 its reverse (423323300431), we get a palindrome (1763356533671).

The spelling of 1340033233240 in words is "one trillion, three hundred forty billion, thirty-three million, two hundred thirty-three thousand, two hundred forty".