534220454240 has 96 divisors (see below), whose sum is σ = 1382068106496. Its totient is φ = 193523176960.

The previous prime is 534220454237. The next prime is 534220454263. The reversal of 534220454240 is 42454022435.

It is a self number, because there is not a number n which added to its sum of digits gives 534220454240.

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, 114182 + ... + 1039941.

It is an arithmetic number, because the mean of its divisors is an integer number (14396542776).

Almost surely, 2^534220454240 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 534220454240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (691034053248).

534220454240 is an abundant number, since it is smaller than the sum of its proper divisors (847847652256).

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

534220454240 is a wasteful number, since it uses less digits than its factorization.

534220454240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1154412 (or 1154404 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 35.

Adding to 534220454240 its reverse (42454022435), we get a palindrome (576674476675).

The spelling of 534220454240 in words is "five hundred thirty-four billion, two hundred twenty million, four hundred fifty-four thousand, two hundred forty".