12734158405408 has 96 divisors (see below), whose sum is σ = 27851765760000. Its totient is φ = 5682227185920.

The previous prime is 12734158405363. The next prime is 12734158405447. The reversal of 12734158405408 is 80450485143721.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14505793 + ... + 15358591.

It is an arithmetic number, because the mean of its divisors is an integer number (290122560000).

Almost surely, 2^{12734158405408} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12734158405408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13925882880000).

12734158405408 is an abundant number, since it is smaller than the sum of its proper divisors (15117607354592).

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

12734158405408 is a wasteful number, since it uses less digits than its factorization.

12734158405408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 853598 (or 853590 counting only the distinct ones).

The product of its (nonzero) digits is 4300800, while the sum is 52.

The spelling of 12734158405408 in words is "twelve trillion, seven hundred thirty-four billion, one hundred fifty-eight million, four hundred five thousand, four hundred eight".