2238874043917 has 16 divisors (see below), whose sum is σ = 2621555072640. Its totient is φ = 1872308048832.

The previous prime is 2238874043911. The next prime is 2238874043929. The reversal of 2238874043917 is 7193404788322.

It is a cyclic number.

It is not a de Polignac number, because 2238874043917 - 2⁷ = 2238874043789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2238874043911) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 16790298 + ... + 16923115.

It is an arithmetic number, because the mean of its divisors is an integer number (163847192040).

Almost surely, 2^{2238874043917} is an apocalyptic number.

It is an amenable number.

2238874043917 is a deficient number, since it is larger than the sum of its proper divisors (382681028723).

2238874043917 is a wasteful number, since it uses less digits than its factorization.

2238874043917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33713652.

The product of its (nonzero) digits is 16257024, while the sum is 58.

The spelling of 2238874043917 in words is "two trillion, two hundred thirty-eight billion, eight hundred seventy-four million, forty-three thousand, nine hundred seventeen".