22052032505 has 8 divisors (see below), whose sum is σ = 26961730632. Its totient is φ = 17308764928.

The previous prime is 22052032493. The next prime is 22052032553. The reversal of 22052032505 is 50523025022.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6996987904 + 15055044601 = 83648^2 + 122699^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22052032505 - 2⁴ = 22052032489 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41607344 + ... + 41607873.

It is an arithmetic number, because the mean of its divisors is an integer number (3370216329).

Almost surely, 2^22052032505 is an apocalyptic number.

It is an amenable number.

22052032505 is a deficient number, since it is larger than the sum of its proper divisors (4909698127).

22052032505 is an equidigital number, since it uses as much as digits as its factorization.

22052032505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83215275.

The product of its (nonzero) digits is 6000, while the sum is 26.

Adding to 22052032505 its reverse (50523025022), we get a palindrome (72575057527).

The spelling of 22052032505 in words is "twenty-two billion, fifty-two million, thirty-two thousand, five hundred five".