22418409423 has 8 divisors (see below), whose sum is σ = 29894276608. Its totient is φ = 14944074264.

The previous prime is 22418409397. The next prime is 22418409463. The reversal of 22418409423 is 32490481422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22418409423 - 2¹⁰ = 22418408399 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 (22418409463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348415 + ... + 407712.

It is an arithmetic number, because the mean of its divisors is an integer number (3736784576).

Almost surely, 2^22418409423 is an apocalyptic number.

22418409423 is a deficient number, since it is larger than the sum of its proper divisors (7475867185).

22418409423 is an equidigital number, since it uses as much as digits as its factorization.

22418409423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766013.

The product of its (nonzero) digits is 110592, while the sum is 39.

The spelling of 22418409423 in words is "twenty-two billion, four hundred eighteen million, four hundred nine thousand, four hundred twenty-three".