555050000 has 120 divisors (see below), whose sum is σ = 1425424392. Its totient is φ = 208640000.

The previous prime is 555049997. The next prime is 555050003. The reversal of 555050000 is 50555.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (555049997) and next prime (555050003).

It can be written as a sum of positive squares in 12 ways, for example, as 553943296 + 1106704 = 23536^2 + 1052^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (555050003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 849674 + ... + 850326.

Almost surely, 2^555050000 is an apocalyptic number.

555050000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 555050000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (712712196).

555050000 is an abundant number, since it is smaller than the sum of its proper divisors (870374392).

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

555050000 is an equidigital number, since it uses as much as digits as its factorization.

555050000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703 (or 677 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 20.

The square root of 555050000 is about 23559.4991457798. The cubic root of 555050000 is about 821.8212543225.

The spelling of 555050000 in words is "five hundred fifty-five million, fifty thousand".