2213451540440 has 32 divisors (see below), whose sum is σ = 5691732533280. Its totient is φ = 758897670912.

The previous prime is 2213451540437. The next prime is 2213451540527. The reversal of 2213451540440 is 440451543122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 2213451540440.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3952591757 + ... + 3952592316.

It is an arithmetic number, because the mean of its divisors is an integer number (177866641665).

Almost surely, 2^{2213451540440} is an apocalyptic number.

2213451540440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2213451540440 is an abundant number, since it is smaller than the sum of its proper divisors (3478280992840).

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

2213451540440 is a wasteful number, since it uses less digits than its factorization.

2213451540440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7905184091 (or 7905184087 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

The spelling of 2213451540440 in words is "two trillion, two hundred thirteen billion, four hundred fifty-one million, five hundred forty thousand, four hundred forty".