22018891059290 has 8 divisors (see below), whose sum is σ = 39634003906740. Its totient is φ = 8807556423712.

The previous prime is 22018891059227. The next prime is 22018891059307. The reversal of 22018891059290 is 9295019881022.

It can be written as a sum of positive squares in 2 ways, for example, as 21866855792401 + 152035266889 = 4676201^2 + 389917^2 .

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100944552955 + ... + 1100944552974.

Almost surely, 2^{22018891059290} is an apocalyptic number.

22018891059290 is a deficient number, since it is larger than the sum of its proper divisors (17615112847450).

22018891059290 is a wasteful number, since it uses less digits than its factorization.

22018891059290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2201889105936.

The product of its (nonzero) digits is 1866240, while the sum is 56.

The spelling of 22018891059290 in words is "twenty-two trillion, eighteen billion, eight hundred ninety-one million, fifty-nine thousand, two hundred ninety".