532521120042 has 64 divisors (see below), whose sum is σ = 1211352975360. Its totient is φ = 173314218672.

The previous prime is 532521120029. The next prime is 532521120083. The reversal of 532521120042 is 240021125235.

532521120042 is a `hidden beast` number, since 532 + 5 + 2 + 1 + 120 + 0 + 4 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 532521119988 and 532521120015.

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, 6383533 + ... + 6466415.

It is an arithmetic number, because the mean of its divisors is an integer number (18927390240).

Almost surely, 2^532521120042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 532521120042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (605676487680).

532521120042 is an abundant number, since it is smaller than the sum of its proper divisors (678831855318).

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

532521120042 is a wasteful number, since it uses less digits than its factorization.

532521120042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85704 (or 85698 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 532521120042 its reverse (240021125235), we get a palindrome (772542245277).

The spelling of 532521120042 in words is "five hundred thirty-two billion, five hundred twenty-one million, one hundred twenty thousand, forty-two".