22055452444625 has 32 divisors (see below), whose sum is σ = 28095026618880. Its totient is φ = 17281298592000.

The previous prime is 22055452444601. The next prime is 22055452444631. The reversal of 22055452444625 is 52644425455022.

It is not a de Polignac number, because 22055452444625 - 2⁸ = 22055452444369 is a prime.

It is a super-2 number, since 2×22055452444625² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3519032 + ... + 7516281.

It is an arithmetic number, because the mean of its divisors is an integer number (877969581840).

Almost surely, 2^{22055452444625} is an apocalyptic number.

22055452444625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22055452444625 is a deficient number, since it is larger than the sum of its proper divisors (6039574174255).

22055452444625 is a wasteful number, since it uses less digits than its factorization.

22055452444625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11035658 (or 11035648 counting only the distinct ones).

The product of its (nonzero) digits is 15360000, while the sum is 50.

Adding to 22055452444625 its reverse (52644425455022), we get a palindrome (74699877899647).

The spelling of 22055452444625 in words is "twenty-two trillion, fifty-five billion, four hundred fifty-two million, four hundred forty-four thousand, six hundred twenty-five".