52434013530 has 64 divisors (see below), whose sum is σ = 128626859520. Its totient is φ = 13674625536.

The previous prime is 52434013507. The next prime is 52434013559. The reversal of 52434013530 is 3531043425.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 444991 + ... + 550349.

It is an arithmetic number, because the mean of its divisors is an integer number (2009794680).

Almost surely, 2^52434013530 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52434013530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64313429760).

52434013530 is an abundant number, since it is smaller than the sum of its proper divisors (76192845990).

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

52434013530 is a wasteful number, since it uses less digits than its factorization.

52434013530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105735.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 52434013530 its reverse (3531043425), we get a palindrome (55965056955).

The spelling of 52434013530 in words is "fifty-two billion, four hundred thirty-four million, thirteen thousand, five hundred thirty".