8000000553500 has 96 divisors (see below), whose sum is σ = 17880276173760. Its totient is φ = 3125240832000.

The previous prime is 8000000553499. The next prime is 8000000553521. The reversal of 8000000553500 is 53550000008.

It is a self number, because there is not a number n which added to its sum of digits gives 8000000553500.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 301180220 + ... + 301206780.

It is an arithmetic number, because the mean of its divisors is an integer number (186252876810).

Almost surely, 2^{8000000553500} 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 8000000553500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8940138086880).

8000000553500 is an abundant number, since it is smaller than the sum of its proper divisors (9880275620260).

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

8000000553500 is a wasteful number, since it uses less digits than its factorization.

8000000553500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40632 (or 40620 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 26.

Adding to 8000000553500 its reverse (53550000008), we get a palindrome (8053550553508).

The spelling of 8000000553500 in words is "eight trillion, five hundred fifty-three thousand, five hundred".