2002550000 has 180 divisors, whose sum is σ = 5346673416. Its totient is φ = 726000000.

The previous prime is 2002549987. The next prime is 2002550027. The reversal of 2002550000 is 552002.

It is a congruent number.

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 35 ways as a sum of consecutive naturals, for example, 6049835 + ... + 6050165.

Almost surely, 2^2002550000 is an apocalyptic number.

2002550000 is a gapful number since it is divisible by the number (20) 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 2002550000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2673336708).

2002550000 is an abundant number, since it is smaller than the sum of its proper divisors (3344123416).

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

2002550000 is an equidigital number, since it uses as much as digits as its factorization.

2002550000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386 (or 349 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 14.

The square root of 2002550000 is about 44749.8603349776. The cubic root of 2002550000 is about 1260.4562889289.

The spelling of 2002550000 in words is "two billion, two million, five hundred fifty thousand".