534430520421552 has 160 divisors (see below), whose sum is σ = 1537514859893760. Its totient is φ = 177736995152640.

The previous prime is 534430520421521. The next prime is 534430520421587. The reversal of 534430520421552 is 255124025034435.

534430520421552 is a `hidden beast` number, since 5 + 3 + 4 + 4 + 3 + 0 + 52 + 0 + 42 + 1 + 552 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 534430520421498 and 534430520421507.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1677374902 + ... + 1677693482.

It is an arithmetic number, because the mean of its divisors is an integer number (9609467874336).

Almost surely, 2^{534430520421552} 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 534430520421552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (768757429946880).

534430520421552 is an abundant number, since it is smaller than the sum of its proper divisors (1003084339472208).

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

534430520421552 is a wasteful number, since it uses less digits than its factorization.

534430520421552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327448 (or 327436 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 45.

Adding to 534430520421552 its reverse (255124025034435), we get a palindrome (789554545455987).

The spelling of 534430520421552 in words is "five hundred thirty-four trillion, four hundred thirty billion, five hundred twenty million, four hundred twenty-one thousand, five hundred fifty-two".