530354023040 has 128 divisors (see below), whose sum is σ = 1336347104400. Its totient is φ = 200961359872.

The previous prime is 530354022967. The next prime is 530354023049. The reversal of 530354023040 is 40320453035.

It can be written as a sum of positive squares in 8 ways, for example, as 346299294784 + 184054728256 = 588472^2 + 429016^2 .

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 530354022994 and 530354023012.

It is not an unprimeable number, because it can be changed into a prime (530354023049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 714104 + ... + 1253256.

Almost surely, 2^530354023040 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 530354023040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (668173552200).

530354023040 is an abundant number, since it is smaller than the sum of its proper divisors (805993081360).

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

530354023040 is a wasteful number, since it uses less digits than its factorization.

530354023040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539254 (or 539242 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 29.

Adding to 530354023040 its reverse (40320453035), we get a palindrome (570674476075).

The spelling of 530354023040 in words is "five hundred thirty billion, three hundred fifty-four million, twenty-three thousand, forty".