2243402422423 has 4 divisors (see below), whose sum is σ = 2243412105480. Its totient is φ = 2243392739368.

The previous prime is 2243402422379. The next prime is 2243402422439. The reversal of 2243402422423 is 3242242043422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2243402422423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243402422463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4485265 + ... + 4960282.

It is an arithmetic number, because the mean of its divisors is an integer number (560853026370).

Almost surely, 2^{2243402422423} is an apocalyptic number.

2243402422423 is a deficient number, since it is larger than the sum of its proper divisors (9683057).

2243402422423 is an equidigital number, since it uses as much as digits as its factorization.

2243402422423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9683056.

The product of its (nonzero) digits is 147456, while the sum is 34.

Adding to 2243402422423 its reverse (3242242043422), we get a palindrome (5485644465845).

The spelling of 2243402422423 in words is "two trillion, two hundred forty-three billion, four hundred two million, four hundred twenty-two thousand, four hundred twenty-three".