552155340000 has 480 divisors, whose sum is σ = 1980180639360. Its totient is φ = 133561600000.

The previous prime is 552155339969. The next prime is 552155340007. The reversal of 552155340000 is 43551255.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 552155340000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (552155340007) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 541859491 + ... + 541860509.

It is an arithmetic number, because the mean of its divisors is an integer number (4125376332).

Almost surely, 2^552155340000 is an apocalyptic number.

552155340000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 552155340000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (990090319680).

552155340000 is an abundant number, since it is smaller than the sum of its proper divisors (1428025299360).

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

552155340000 is a wasteful number, since it uses less digits than its factorization.

552155340000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1884 (or 1861 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

Adding to 552155340000 its reverse (43551255), we get a palindrome (552198891255).

The spelling of 552155340000 in words is "five hundred fifty-two billion, one hundred fifty-five million, three hundred forty thousand".