22016265265525 has 12 divisors (see below), whose sum is σ = 27815266457892. Its totient is φ = 17280691226240.

The previous prime is 22016265265523. The next prime is 22016265265529. The reversal of 22016265265525 is 52556256261022.

It can be written as a sum of positive squares in 6 ways, for example, as 2455733458084 + 19560531807441 = 1567078^2 + 4422729^2 .

It is not a de Polignac number, because 22016265265525 - 2¹ = 22016265265523 is a prime.

It is a super-4 number, since 4×22016265265525⁴ (a number of 54 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22016265265523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8308023304 + ... + 8308025953.

It is an arithmetic number, because the mean of its divisors is an integer number (2317938871491).

Almost surely, 2^{22016265265525} is an apocalyptic number.

22016265265525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22016265265525 is a deficient number, since it is larger than the sum of its proper divisors (5799001192367).

22016265265525 is a wasteful number, since it uses less digits than its factorization.

22016265265525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16616049320 (or 16616049315 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 49.

The spelling of 22016265265525 in words is "twenty-two trillion, sixteen billion, two hundred sixty-five million, two hundred sixty-five thousand, five hundred twenty-five".