2144040300 has 72 divisors (see below), whose sum is σ = 6892701200. Its totient is φ = 571743360.

The previous prime is 2144040299. The next prime is 2144040307. The reversal of 2144040300 is 30404412.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2144040307) 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, 394345 + ... + 399744.

Almost surely, 2^2144040300 is an apocalyptic number.

2144040300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2144040300 is an abundant number, since it is smaller than the sum of its proper divisors (4748660900).

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

2144040300 is a wasteful number, since it uses less digits than its factorization.

2144040300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794112 (or 794099 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2144040300 is about 46303.7827828354. The cubic root of 2144040300 is about 1289.4692245825.

Adding to 2144040300 its reverse (30404412), we get a palindrome (2174444712).

The spelling of 2144040300 in words is "two billion, one hundred forty-four million, forty thousand, three hundred".