535314231440 has 40 divisors (see below), whose sum is σ = 1246167349560. Its totient is φ = 213857002496.

The previous prime is 535314231373. The next prime is 535314231457. The reversal of 535314231440 is 44132413535.

It can be written as a sum of positive squares in 4 ways, for example, as 183622534144 + 351691697296 = 428512^2 + 593036^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×535314231440² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 535314231440.

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 7 ways as a sum of consecutive naturals, for example, 4134125 + ... + 4261644.

It is an arithmetic number, because the mean of its divisors is an integer number (31154183739).

Almost surely, 2^535314231440 is an apocalyptic number.

It is an amenable number.

535314231440 is an abundant number, since it is smaller than the sum of its proper divisors (710853118120).

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

535314231440 is a wasteful number, since it uses less digits than its factorization.

535314231440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8396579 (or 8396573 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 535314231440 its reverse (44132413535), we get a palindrome (579446644975).

The spelling of 535314231440 in words is "five hundred thirty-five billion, three hundred fourteen million, two hundred thirty-one thousand, four hundred forty".