22006681474808 has 16 divisors (see below), whose sum is σ = 41262725434560. Its totient is φ = 11003288025600.

The previous prime is 22006681474783. The next prime is 22006681474907. The reversal of 22006681474808 is 80847418660022.

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, 4785608 + ... + 8180183.

It is an arithmetic number, because the mean of its divisors is an integer number (2578920339660).

Almost surely, 2^{22006681474808} is an apocalyptic number.

It is an amenable number.

22006681474808 is a deficient number, since it is larger than the sum of its proper divisors (19256043959752).

22006681474808 is a wasteful number, since it uses less digits than its factorization.

22006681474808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13177958 (or 13177954 counting only the distinct ones).

The product of its (nonzero) digits is 8257536, while the sum is 56.

The spelling of 22006681474808 in words is "twenty-two trillion, six billion, six hundred eighty-one million, four hundred seventy-four thousand, eight hundred eight".