22727021343757 has 2 divisors, whose sum is σ = 22727021343758. Its totient is φ = 22727021343756.

The previous prime is 22727021343749. The next prime is 22727021343787. The reversal of 22727021343757 is 75734312072722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21905217450601 + 821803893156 = 4680301^2 + 906534^2 .

It is a cyclic number.

It is not a de Polignac number, because 22727021343757 - 2³ = 22727021343749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22727021343787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11363510671878 + 11363510671879.

It is an arithmetic number, because the mean of its divisors is an integer number (11363510671879).

Almost surely, 2^{22727021343757} is an apocalyptic number.

It is an amenable number.

22727021343757 is a deficient number, since it is larger than the sum of its proper divisors (1).

22727021343757 is an equidigital number, since it uses as much as digits as its factorization.

22727021343757 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6914880, while the sum is 52.

The spelling of 22727021343757 in words is "twenty-two trillion, seven hundred twenty-seven billion, twenty-one million, three hundred forty-three thousand, seven hundred fifty-seven".