22890850648 has 16 divisors (see below), whose sum is σ = 44786447280. Its totient is φ = 10947798048.

The previous prime is 22890850601. The next prime is 22890850663. The reversal of 22890850648 is 84605809822.

It is a junction number, because it is equal to n+sod(n) for n = 22890850595 and 22890850604.

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, 62203215 + ... + 62203582.

It is an arithmetic number, because the mean of its divisors is an integer number (2799152955).

Almost surely, 2^22890850648 is an apocalyptic number.

It is an amenable number.

22890850648 is a deficient number, since it is larger than the sum of its proper divisors (21895596632).

22890850648 is a wasteful number, since it uses less digits than its factorization.

22890850648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124406826 (or 124406822 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 52.

The spelling of 22890850648 in words is "twenty-two billion, eight hundred ninety million, eight hundred fifty thousand, six hundred forty-eight".