22425320520135 has 96 divisors (see below), whose sum is σ = 42443287286400. Its totient is φ = 10887463673856.

The previous prime is 22425320520133. The next prime is 22425320520139. The reversal of 22425320520135 is 53102502352422.

It is a happy number.

22425320520135 is a `hidden beast` number, since 2 + 2 + 42 + 532 + 0 + 52 + 0 + 1 + 35 = 666.

It is not a de Polignac number, because 22425320520135 - 2¹ = 22425320520133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22425320520135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22425320520133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12302539 + ... + 14007251.

It is an arithmetic number, because the mean of its divisors is an integer number (442117575900).

Almost surely, 2^{22425320520135} is an apocalyptic number.

22425320520135 is a deficient number, since it is larger than the sum of its proper divisors (20017966766265).

22425320520135 is a wasteful number, since it uses less digits than its factorization.

22425320520135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1705049 (or 1705046 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 22425320520135 its reverse (53102502352422), we get a palindrome (75527822872557).

The spelling of 22425320520135 in words is "twenty-two trillion, four hundred twenty-five billion, three hundred twenty million, five hundred twenty thousand, one hundred thirty-five".