5105420551552 has 64 divisors (see below), whose sum is σ = 10316081548800. Its totient is φ = 2516299430400.

The previous prime is 5105420551537. The next prime is 5105420551579. The reversal of 5105420551552 is 2551550245015.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53016727 + ... + 53112937.

It is an arithmetic number, because the mean of its divisors is an integer number (161188774200).

Almost surely, 2^{5105420551552} 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 5105420551552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5158040774400).

5105420551552 is an abundant number, since it is smaller than the sum of its proper divisors (5210660997248).

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

5105420551552 is an equidigital number, since it uses as much as digits as its factorization.

5105420551552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102135 (or 102123 counting only the distinct ones).

The product of its (nonzero) digits is 250000, while the sum is 40.

Adding to 5105420551552 its reverse (2551550245015), we get a palindrome (7656970796567).

The spelling of 5105420551552 in words is "five trillion, one hundred five billion, four hundred twenty million, five hundred fifty-one thousand, five hundred fifty-two".