22055432357425 has 6 divisors (see below), whose sum is σ = 27348736123238. Its totient is φ = 17644345885920.

The previous prime is 22055432357423. The next prime is 22055432357527. The reversal of 22055432357425 is 52475323455022.

It can be written as a sum of positive squares in 3 ways, for example, as 2354724009121 + 19700708348304 = 1534511^2 + 4438548^2 .

It is not a de Polignac number, because 22055432357425 - 2¹ = 22055432357423 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22055432357423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 441108647124 + ... + 441108647173.

Almost surely, 2^{22055432357425} is an apocalyptic number.

22055432357425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22055432357425 is a deficient number, since it is larger than the sum of its proper divisors (5293303765813).

22055432357425 is an equidigital number, since it uses as much as digits as its factorization.

22055432357425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882217294307 (or 882217294302 counting only the distinct ones).

The product of its (nonzero) digits is 10080000, while the sum is 49.

The spelling of 22055432357425 in words is "twenty-two trillion, fifty-five billion, four hundred thirty-two million, three hundred fifty-seven thousand, four hundred twenty-five".