22068546737 has 2 divisors, whose sum is σ = 22068546738. Its totient is φ = 22068546736.

The previous prime is 22068546673. The next prime is 22068546757. The reversal of 22068546737 is 73764586022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18821370481 + 3247176256 = 137191^2 + 56984^2 .

It is a cyclic number.

It is not a de Polignac number, because 22068546737 - 2⁶ = 22068546673 is a prime.

It is not a weakly prime, because it can be changed into another prime (22068546757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11034273368 + 11034273369.

It is an arithmetic number, because the mean of its divisors is an integer number (11034273369).

Almost surely, 2^22068546737 is an apocalyptic number.

It is an amenable number.

22068546737 is a deficient number, since it is larger than the sum of its proper divisors (1).

22068546737 is an equidigital number, since it uses as much as digits as its factorization.

22068546737 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3386880, while the sum is 50.

The spelling of 22068546737 in words is "twenty-two billion, sixty-eight million, five hundred forty-six thousand, seven hundred thirty-seven".