500025278080 has 128 divisors (see below), whose sum is σ = 1245470722560. Its totient is φ = 191748403200.

The previous prime is 500025278059. The next prime is 500025278089. The reversal of 500025278080 is 80872520005.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (500025278089) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2005110 + ... + 2240650.

It is an arithmetic number, because the mean of its divisors is an integer number (9730240020).

Almost surely, 2^500025278080 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 500025278080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (622735361280).

500025278080 is an abundant number, since it is smaller than the sum of its proper divisors (745445444480).

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

500025278080 is a wasteful number, since it uses less digits than its factorization.

500025278080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235698 (or 235686 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 37.

Adding to 500025278080 its reverse (80872520005), we get a palindrome (580897798085).

The spelling of 500025278080 in words is "five hundred billion, twenty-five million, two hundred seventy-eight thousand, eighty".