555005050000 has 60 divisors (see below), whose sum is σ = 1344066950772. Its totient is φ = 222002000000.

The previous prime is 555005049971. The next prime is 555005050003. The reversal of 555005050000 is 50500555.

It can be written as a sum of positive squares in 6 ways, for example, as 399444224256 + 155560825744 = 632016^2 + 394412^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (555005050003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5500051 + ... + 5600050.

Almost surely, 2^555005050000 is an apocalyptic number.

555005050000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

555005050000 is an abundant number, since it is smaller than the sum of its proper divisors (789061900772).

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

555005050000 is an equidigital number, since it uses as much as digits as its factorization.

555005050000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11100134 (or 11100108 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 25.

Adding to 555005050000 its reverse (50500555), we get a palindrome (555055550555).

The spelling of 555005050000 in words is "five hundred fifty-five billion, five million, fifty thousand".