22253205442 has 8 divisors (see below), whose sum is σ = 35947485756. Its totient is φ = 10270710192.

The previous prime is 22253205437. The next prime is 22253205461. The reversal of 22253205442 is 24450235222.

It can be written as a sum of positive squares in 2 ways, for example, as 21603414361 + 649791081 = 146981^2 + 25491^2 .

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

It is an unprimeable number.

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, 427946233 + ... + 427946284.

Almost surely, 2^22253205442 is an apocalyptic number.

22253205442 is a deficient number, since it is larger than the sum of its proper divisors (13694280314).

22253205442 is a wasteful number, since it uses less digits than its factorization.

22253205442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855892532.

The product of its (nonzero) digits is 38400, while the sum is 31.

The spelling of 22253205442 in words is "twenty-two billion, two hundred fifty-three million, two hundred five thousand, four hundred forty-two".