552232202540440 has 128 divisors (see below), whose sum is σ = 1261538640875520. Its totient is φ = 217519778649600.

The previous prime is 552232202540429. The next prime is 552232202540483. The reversal of 552232202540440 is 44045202232255.

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 = 552232202540393 and 552232202540402.

It is a congruent number.

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, 33947997187 + ... + 33948013453.

It is an arithmetic number, because the mean of its divisors is an integer number (9855770631840).

Almost surely, 2^{552232202540440} 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 552232202540440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (630769320437760).

552232202540440 is an abundant number, since it is smaller than the sum of its proper divisors (709306438335080).

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

552232202540440 is a wasteful number, since it uses less digits than its factorization.

552232202540440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29993 (or 29989 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 40.

Adding to 552232202540440 its reverse (44045202232255), we get a palindrome (596277404772695).

The spelling of 552232202540440 in words is "five hundred fifty-two trillion, two hundred thirty-two billion, two hundred two million, five hundred forty thousand, four hundred forty".