5105420440520 has 32 divisors (see below), whose sum is σ = 11488950083520. Its totient is φ = 2041856337600.

The previous prime is 5105420440513. The next prime is 5105420440537. The reversal of 5105420440520 is 250440245015.

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, 9479642 + ... + 10003721.

It is an arithmetic number, because the mean of its divisors is an integer number (359029690110).

Almost surely, 2^{5105420440520} is an apocalyptic number.

It is an amenable number.

5105420440520 is an abundant number, since it is smaller than the sum of its proper divisors (6383529643000).

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

5105420440520 is a wasteful number, since it uses less digits than its factorization.

5105420440520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19489925 (or 19489921 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 32.

Adding to 5105420440520 its reverse (250440245015), we get a palindrome (5355860685535).

The spelling of 5105420440520 in words is "five trillion, one hundred five billion, four hundred twenty million, four hundred forty thousand, five hundred twenty".