22522502355442 has 8 divisors (see below), whose sum is σ = 33783773720796. Its totient is φ = 11261244448512.

The previous prime is 22522502355439. The next prime is 22522502355499. The reversal of 22522502355442 is 24455320522522.

It can be written as a sum of positive squares in 2 ways, for example, as 17833973934841 + 4688528420601 = 4223029^2 + 2165301^2 .

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

It is a super-2 number, since 2×22522502355442² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4438038 + ... + 8046190.

Almost surely, 2^{22522502355442} is an apocalyptic number.

22522502355442 is a deficient number, since it is larger than the sum of its proper divisors (11261271365354).

22522502355442 is a wasteful number, since it uses less digits than its factorization.

22522502355442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6729212.

The product of its (nonzero) digits is 1920000, while the sum is 43.

Adding to 22522502355442 its reverse (24455320522522), we get a palindrome (46977822877964).

The spelling of 22522502355442 in words is "twenty-two trillion, five hundred twenty-two billion, five hundred two million, three hundred fifty-five thousand, four hundred forty-two".