534154520134340 has 192 divisors, whose sum is σ = 1296056030330880. Its totient is φ = 181135742538240.

The previous prime is 534154520134309. The next prime is 534154520134373. The reversal of 534154520134340 is 43431025451435.

It is a junction number, because it is equal to n+sod(n) for n = 534154520134291 and 534154520134300.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24963980522 + ... + 24964001918.

It is an arithmetic number, because the mean of its divisors is an integer number (6750291824640).

Almost surely, 2^{534154520134340} 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 534154520134340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (648028015165440).

534154520134340 is an abundant number, since it is smaller than the sum of its proper divisors (761901510196540).

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

534154520134340 is a wasteful number, since it uses less digits than its factorization.

534154520134340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25810 (or 25808 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 44.

Adding to 534154520134340 its reverse (43431025451435), we get a palindrome (577585545585775).

The spelling of 534154520134340 in words is "five hundred thirty-four trillion, one hundred fifty-four billion, five hundred twenty million, one hundred thirty-four thousand, three hundred forty".