22342996387 has 4 divisors (see below), whose sum is σ = 22343500696. Its totient is φ = 22342492080.

The previous prime is 22342996349. The next prime is 22342996409. The reversal of 22342996387 is 78369924322.

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

It is a cyclic number.

It is not a de Polignac number, because 22342996387 - 2¹¹ = 22342994339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22342996987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178533 + ... + 276694.

It is an arithmetic number, because the mean of its divisors is an integer number (5585875174).

Almost surely, 2^22342996387 is an apocalyptic number.

22342996387 is a deficient number, since it is larger than the sum of its proper divisors (504309).

22342996387 is an equidigital number, since it uses as much as digits as its factorization.

22342996387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504308.

The product of its digits is 7838208, while the sum is 55.

The spelling of 22342996387 in words is "twenty-two billion, three hundred forty-two million, nine hundred ninety-six thousand, three hundred eighty-seven".