1234840481489 has 8 divisors (see below), whose sum is σ = 1275277366272. Its totient is φ = 1194441304320.

The previous prime is 1234840481467. The next prime is 1234840481503. The reversal of 1234840481489 is 9841840484321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1234840481489 is a prime.

It is a super-3 number, since 3×1234840481489³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1234840481089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9360329 + ... + 9491334.

It is an arithmetic number, because the mean of its divisors is an integer number (159409670784).

Almost surely, 2^{1234840481489} is an apocalyptic number.

It is an amenable number.

1234840481489 is a deficient number, since it is larger than the sum of its proper divisors (40436884783).

1234840481489 is a wasteful number, since it uses less digits than its factorization.

1234840481489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18853807.

The product of its (nonzero) digits is 7077888, while the sum is 56.

The spelling of 1234840481489 in words is "one trillion, two hundred thirty-four billion, eight hundred forty million, four hundred eighty-one thousand, four hundred eighty-nine".