22827257009 has 2 divisors, whose sum is σ = 22827257010. Its totient is φ = 22827257008.

The previous prime is 22827257003. The next prime is 22827257017. The reversal of 22827257009 is 90075272822.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20867247025 + 1960009984 = 144455^2 + 44272^2 .

It is a cyclic number.

It is not a de Polignac number, because 22827257009 - 2¹² = 22827252913 is a prime.

It is not a weakly prime, because it can be changed into another prime (22827257003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11413628504 + 11413628505.

It is an arithmetic number, because the mean of its divisors is an integer number (11413628505).

Almost surely, 2^22827257009 is an apocalyptic number.

It is an amenable number.

22827257009 is a deficient number, since it is larger than the sum of its proper divisors (1).

22827257009 is an equidigital number, since it uses as much as digits as its factorization.

22827257009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 44.

The spelling of 22827257009 in words is "twenty-two billion, eight hundred twenty-seven million, two hundred fifty-seven thousand, nine".