534354305520 has 80 divisors (see below), whose sum is σ = 1893140974080. Its totient is φ = 122138126592.

The previous prime is 534354305501. The next prime is 534354305531. The reversal of 534354305520 is 25503453435.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

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, 159032340 + ... + 159035699.

It is an arithmetic number, because the mean of its divisors is an integer number (23664262176).

Almost surely, 2^534354305520 is an apocalyptic number.

It is an amenable number.

534354305520 is an abundant number, since it is smaller than the sum of its proper divisors (1358786668560).

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

534354305520 is a wasteful number, since it uses less digits than its factorization.

534354305520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318068062 (or 318068056 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 39.

Adding to 534354305520 its reverse (25503453435), we get a palindrome (559857758955).

The spelling of 534354305520 in words is "five hundred thirty-four billion, three hundred fifty-four million, three hundred five thousand, five hundred twenty".