22068546720 has 96 divisors (see below), whose sum is σ = 75835569600. Its totient is φ = 5349949440.

The previous prime is 22068546673. The next prime is 22068546737. The reversal of 22068546720 is 2764586022.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2084545 + ... + 2095104.

It is an arithmetic number, because the mean of its divisors is an integer number (789953850).

Almost surely, 2^22068546720 is an apocalyptic number.

22068546720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22068546720 is an abundant number, since it is smaller than the sum of its proper divisors (53767022880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22068546720 is a wasteful number, since it uses less digits than its factorization.

22068546720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4179678 (or 4179670 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 22068546720 in words is "twenty-two billion, sixty-eight million, five hundred forty-six thousand, seven hundred twenty".