2645488200 has 96 divisors (see below), whose sum is σ = 8273800800. Its totient is φ = 699202560.

The previous prime is 2645488177. The next prime is 2645488231. The reversal of 2645488200 is 28845462.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48291 + ... + 87309.

It is an arithmetic number, because the mean of its divisors is an integer number (86185425).

Almost surely, 2^2645488200 is an apocalyptic number.

2645488200 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 2645488200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4136900400).

2645488200 is an abundant number, since it is smaller than the sum of its proper divisors (5628312600).

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

2645488200 is a wasteful number, since it uses less digits than its factorization.

2645488200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39151 (or 39142 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 39.

The square root of 2645488200 is about 51434.3095608369. The cubic root of 2645488200 is about 1383.0417049476.

The spelling of 2645488200 in words is "two billion, six hundred forty-five million, four hundred eighty-eight thousand, two hundred".