22581366405042 has 8 divisors (see below), whose sum is σ = 45162732810096. Its totient is φ = 7527122135012.

The previous prime is 22581366404999. The next prime is 22581366405047. The reversal of 22581366405042 is 24050466318522.

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

22581366405042 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 22581366404982 and 22581366405000.

It is not an unprimeable number, because it can be changed into a prime (22581366405047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1881780533748 + ... + 1881780533759.

It is an arithmetic number, because the mean of its divisors is an integer number (5645341601262).

Almost surely, 2^{22581366405042} is an apocalyptic number.

22581366405042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22581366405042 is a wasteful number, since it uses less digits than its factorization.

22581366405042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3763561067512.

The product of its (nonzero) digits is 2764800, while the sum is 48.

The spelling of 22581366405042 in words is "twenty-two trillion, five hundred eighty-one billion, three hundred sixty-six million, four hundred five thousand, forty-two".