22420244535 has 32 divisors (see below), whose sum is σ = 39675921600. Its totient is φ = 10739340288.

The previous prime is 22420244467. The next prime is 22420244537. The reversal of 22420244535 is 53544202422.

It is not a de Polignac number, because 22420244535 - 2¹⁵ = 22420211767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22420244496 and 22420244505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22420244537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1546510 + ... + 1560939.

It is an arithmetic number, because the mean of its divisors is an integer number (1239872550).

Almost surely, 2^22420244535 is an apocalyptic number.

22420244535 is a deficient number, since it is larger than the sum of its proper divisors (17255677065).

22420244535 is a wasteful number, since it uses less digits than its factorization.

22420244535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3107507.

The product of its (nonzero) digits is 76800, while the sum is 33.

Adding to 22420244535 its reverse (53544202422), we get a palindrome (75964446957).

The spelling of 22420244535 in words is "twenty-two billion, four hundred twenty million, two hundred forty-four thousand, five hundred thirty-five".