2238405550373 has 16 divisors (see below), whose sum is σ = 2346948258816. Its totient is φ = 2130804023040.

The previous prime is 2238405550343. The next prime is 2238405550441. The reversal of 2238405550373 is 3730555048322.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2238405550373 - 2⁶ = 2238405550309 is a prime.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2238405550313) 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, 16432163 + ... + 16567823.

It is an arithmetic number, because the mean of its divisors is an integer number (146684266176).

Almost surely, 2^{2238405550373} is an apocalyptic number.

2238405550373 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2238405550373 is a deficient number, since it is larger than the sum of its proper divisors (108542708443).

2238405550373 is a wasteful number, since it uses less digits than its factorization.

2238405550373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139124.

The product of its (nonzero) digits is 3024000, while the sum is 47.

The spelling of 2238405550373 in words is "two trillion, two hundred thirty-eight billion, four hundred five million, five hundred fifty thousand, three hundred seventy-three".