22068954578 has 8 divisors (see below), whose sum is σ = 36112834800. Its totient is φ = 10031342980.

The previous prime is 22068954563. The next prime is 22068954581. The reversal of 22068954578 is 87545986022.

It is a happy number.

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

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, 501567128 + ... + 501567171.

It is an arithmetic number, because the mean of its divisors is an integer number (4514104350).

Almost surely, 2^22068954578 is an apocalyptic number.

22068954578 is a deficient number, since it is larger than the sum of its proper divisors (14043880222).

22068954578 is a wasteful number, since it uses less digits than its factorization.

22068954578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003134312.

The product of its (nonzero) digits is 9676800, while the sum is 56.

The spelling of 22068954578 in words is "twenty-two billion, sixty-eight million, nine hundred fifty-four thousand, five hundred seventy-eight".