22678404668 has 12 divisors (see below), whose sum is σ = 42021749952. Its totient is φ = 10672190400.

The previous prime is 22678404643. The next prime is 22678404691. The reversal of 22678404668 is 86640487622.

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, 166752908 + ... + 166753043.

It is an arithmetic number, because the mean of its divisors is an integer number (3501812496).

Almost surely, 2^22678404668 is an apocalyptic number.

It is an amenable number.

22678404668 is a deficient number, since it is larger than the sum of its proper divisors (19343345284).

22678404668 is a wasteful number, since it uses less digits than its factorization.

22678404668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333505972 (or 333505970 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 53.

The spelling of 22678404668 in words is "twenty-two billion, six hundred seventy-eight million, four hundred four thousand, six hundred sixty-eight".