2250440202420 has 72 divisors (see below), whose sum is σ = 7185616095840. Its totient is φ = 568532260800.

The previous prime is 2250440202319. The next prime is 2250440202427. The reversal of 2250440202420 is 242020440522.

2250440202420 is a `hidden beast` number, since 2 + 250 + 4 + 402 + 0 + 2 + 4 + 2 + 0 = 666.

It is a super-2 number, since 2×2250440202420² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2250440202427) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 329008306 + ... + 329015145.

Almost surely, 2^{2250440202420} is an apocalyptic number.

2250440202420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2250440202420 is an abundant number, since it is smaller than the sum of its proper divisors (4935175893420).

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

2250440202420 is a wasteful number, since it uses less digits than its factorization.

2250440202420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658023485 (or 658023480 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

Adding to 2250440202420 its reverse (242020440522), we get a palindrome (2492460642942).

The spelling of 2250440202420 in words is "two trillion, two hundred fifty billion, four hundred forty million, two hundred two thousand, four hundred twenty".