2240444421993 has 16 divisors (see below), whose sum is σ = 3056824432640. Its totient is φ = 1458849150864.

The previous prime is 2240444421913. The next prime is 2240444422019. The reversal of 2240444421993 is 3991244440422.

It is not a de Polignac number, because 2240444421993 - 2¹⁰ = 2240444420969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2240444421913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4234080 + ... + 4733742.

It is an arithmetic number, because the mean of its divisors is an integer number (191051527040).

Almost surely, 2^{2240444421993} is an apocalyptic number.

It is an amenable number.

2240444421993 is a deficient number, since it is larger than the sum of its proper divisors (816380010647).

2240444421993 is a wasteful number, since it uses less digits than its factorization.

2240444421993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534468.

The product of its (nonzero) digits is 1990656, while the sum is 48.

The spelling of 2240444421993 in words is "two trillion, two hundred forty billion, four hundred forty-four million, four hundred twenty-one thousand, nine hundred ninety-three".