22344354137 has 8 divisors (see below), whose sum is σ = 25556103936. Its totient is φ = 19137529152.

The previous prime is 22344354133. The next prime is 22344354163. The reversal of 22344354137 is 73145344322.

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

It is not a de Polignac number, because 22344354137 - 2² = 22344354133 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22344354137.

It is not an unprimeable number, because it can be changed into a prime (22344354133) 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 7 ways as a sum of consecutive naturals, for example, 1221473 + ... + 1239630.

It is an arithmetic number, because the mean of its divisors is an integer number (3194512992).

Almost surely, 2^22344354137 is an apocalyptic number.

It is an amenable number.

22344354137 is a deficient number, since it is larger than the sum of its proper divisors (3211749799).

22344354137 is a wasteful number, since it uses less digits than its factorization.

22344354137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2462407.

The product of its digits is 241920, while the sum is 38.

Adding to 22344354137 its reverse (73145344322), we get a palindrome (95489698459).

The spelling of 22344354137 in words is "twenty-two billion, three hundred forty-four million, three hundred fifty-four thousand, one hundred thirty-seven".