2223740184989 has 4 divisors (see below), whose sum is σ = 2275455073056. Its totient is φ = 2172025296924.

The previous prime is 2223740184949. The next prime is 2223740185001. The reversal of 2223740184989 is 9894810473222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2223740184989 - 2⁸ = 2223740184733 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 (2223740184949) 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, 25857443969 + ... + 25857444054.

It is an arithmetic number, because the mean of its divisors is an integer number (568863768264).

Almost surely, 2^{2223740184989} is an apocalyptic number.

It is an amenable number.

2223740184989 is a deficient number, since it is larger than the sum of its proper divisors (51714888067).

2223740184989 is an equidigital number, since it uses as much as digits as its factorization.

2223740184989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51714888066.

The product of its (nonzero) digits is 13934592, while the sum is 59.

The spelling of 2223740184989 in words is "two trillion, two hundred twenty-three billion, seven hundred forty million, one hundred eighty-four thousand, nine hundred eighty-nine".