532243544440 has 32 divisors (see below), whose sum is σ = 1204470233280. Its totient is φ = 211666794112.

The previous prime is 532243544429. The next prime is 532243544467. The reversal of 532243544440 is 44445342235.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 532243544393 and 532243544402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38449984 + ... + 38463823.

It is an arithmetic number, because the mean of its divisors is an integer number (37639694790).

Almost surely, 2^532243544440 is an apocalyptic number.

It is an amenable number.

532243544440 is an abundant number, since it is smaller than the sum of its proper divisors (672226688840).

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

532243544440 is a wasteful number, since it uses less digits than its factorization.

532243544440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76913991 (or 76913987 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 40.

Adding to 532243544440 its reverse (44445342235), we get a palindrome (576688886675).

The spelling of 532243544440 in words is "five hundred thirty-two billion, two hundred forty-three million, five hundred forty-four thousand, four hundred forty".