22145626262029 has 2 divisors, whose sum is σ = 22145626262030. Its totient is φ = 22145626262028.

The previous prime is 22145626261991. The next prime is 22145626262087. The reversal of 22145626262029 is 92026262654122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22130419672804 + 15206589225 = 4704298^2 + 123315^2 .

It is a cyclic number.

It is not a de Polignac number, because 22145626262029 - 2²⁵ = 22145592707597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22145626262099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11072813131014 + 11072813131015.

It is an arithmetic number, because the mean of its divisors is an integer number (11072813131015).

Almost surely, 2^{22145626262029} is an apocalyptic number.

It is an amenable number.

22145626262029 is a deficient number, since it is larger than the sum of its proper divisors (1).

22145626262029 is an equidigital number, since it uses as much as digits as its factorization.

22145626262029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2488320, while the sum is 49.

The spelling of 22145626262029 in words is "twenty-two trillion, one hundred forty-five billion, six hundred twenty-six million, two hundred sixty-two thousand, twenty-nine".