22454725329901 has 2 divisors, whose sum is σ = 22454725329902. Its totient is φ = 22454725329900.

The previous prime is 22454725329797. The next prime is 22454725329931. The reversal of 22454725329901 is 10992352745422.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22454576367876 + 148962025 = 4738626^2 + 12205^2 .

It is a cyclic number.

It is not a de Polignac number, because 22454725329901 - 2⁹ = 22454725329389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22454725329931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11227362664950 + 11227362664951.

It is an arithmetic number, because the mean of its divisors is an integer number (11227362664951).

Almost surely, 2^{22454725329901} is an apocalyptic number.

It is an amenable number.

22454725329901 is a deficient number, since it is larger than the sum of its proper divisors (1).

22454725329901 is an equidigital number, since it uses as much as digits as its factorization.

22454725329901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10886400, while the sum is 55.

The spelling of 22454725329901 in words is "twenty-two trillion, four hundred fifty-four billion, seven hundred twenty-five million, three hundred twenty-nine thousand, nine hundred one".