22244475725473 has 2 divisors, whose sum is σ = 22244475725474. Its totient is φ = 22244475725472.

The previous prime is 22244475725419. The next prime is 22244475725501. The reversal of 22244475725473 is 37452757444222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21594683352064 + 649792373409 = 4647008^2 + 806097^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22244475725473 is a prime.

It is a super-2 number, since 2×22244475725473² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22244475785473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11122237862736 + 11122237862737.

It is an arithmetic number, because the mean of its divisors is an integer number (11122237862737).

Almost surely, 2^{22244475725473} is an apocalyptic number.

It is an amenable number.

22244475725473 is a deficient number, since it is larger than the sum of its proper divisors (1).

22244475725473 is an equidigital number, since it uses as much as digits as its factorization.

22244475725473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105369600, while the sum is 58.

The spelling of 22244475725473 in words is "twenty-two trillion, two hundred forty-four billion, four hundred seventy-five million, seven hundred twenty-five thousand, four hundred seventy-three".