13534314424520 has 128 divisors (see below), whose sum is σ = 32031503308800. Its totient is φ = 5136853303296.

The previous prime is 13534314424481. The next prime is 13534314424541. The reversal of 13534314424520 is 2542441343531.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87597896 + ... + 87752264.

It is an arithmetic number, because the mean of its divisors is an integer number (250246119600).

Almost surely, 2^{13534314424520} is an apocalyptic number.

13534314424520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13534314424520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16015751654400).

13534314424520 is an abundant number, since it is smaller than the sum of its proper divisors (18497188884280).

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

13534314424520 is a wasteful number, since it uses less digits than its factorization.

13534314424520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155167 (or 155163 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 41.

The spelling of 13534314424520 in words is "thirteen trillion, five hundred thirty-four billion, three hundred fourteen million, four hundred twenty-four thousand, five hundred twenty".