22554122678 has 8 divisors (see below), whose sum is σ = 34130575368. Its totient is φ = 11177264224.

The previous prime is 22554122641. The next prime is 22554122711. The reversal of 22554122678 is 87622145522.

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

It is a congruent number.

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, 49898276 + ... + 49898727.

It is an arithmetic number, because the mean of its divisors is an integer number (4266321921).

Almost surely, 2^22554122678 is an apocalyptic number.

22554122678 is a deficient number, since it is larger than the sum of its proper divisors (11576452690).

22554122678 is a wasteful number, since it uses less digits than its factorization.

22554122678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99797118.

The product of its digits is 537600, while the sum is 44.

The spelling of 22554122678 in words is "twenty-two billion, five hundred fifty-four million, one hundred twenty-two thousand, six hundred seventy-eight".