22465601005481 has 2 divisors, whose sum is σ = 22465601005482. Its totient is φ = 22465601005480.

The previous prime is 22465601005433. The next prime is 22465601005571. The reversal of 22465601005481 is 18450010656422.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12593562685081 + 9872038320400 = 3548741^2 + 3141980^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22465601005481 is a prime.

It is a super-2 number, since 2×22465601005481² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22465601007481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11232800502740 + 11232800502741.

It is an arithmetic number, because the mean of its divisors is an integer number (11232800502741).

Almost surely, 2^{22465601005481} is an apocalyptic number.

It is an amenable number.

22465601005481 is a deficient number, since it is larger than the sum of its proper divisors (1).

22465601005481 is an equidigital number, since it uses as much as digits as its factorization.

22465601005481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 460800, while the sum is 44.

The spelling of 22465601005481 in words is "twenty-two trillion, four hundred sixty-five billion, six hundred one million, five thousand, four hundred eighty-one".