13440337074678 has 8 divisors (see below), whose sum is σ = 26880674149368. Its totient is φ = 4480112358224.

The previous prime is 13440337074677. The next prime is 13440337074691. The reversal of 13440337074678 is 87647073304431.

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

13440337074678 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13440337074677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1120028089551 + ... + 1120028089562.

It is an arithmetic number, because the mean of its divisors is an integer number (3360084268671).

Almost surely, 2^{13440337074678} is an apocalyptic number.

13440337074678 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13440337074678 is a wasteful number, since it uses less digits than its factorization.

13440337074678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2240056179118.

The product of its (nonzero) digits is 28449792, while the sum is 57.

The spelling of 13440337074678 in words is "thirteen trillion, four hundred forty billion, three hundred thirty-seven million, seventy-four thousand, six hundred seventy-eight".