205425235022044 has 12 divisors (see below), whose sum is σ = 359549037561168. Its totient is φ = 102696938576000.

The previous prime is 205425235022041. The next prime is 205425235022047. The reversal of 205425235022044 is 440220532524502.

It is an interprime number because it is at equal distance from previous prime (205425235022041) and next prime (205425235022047).

It is a super-2 number, since 2×205425235022044² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 205425235021988 and 205425235022006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205425235022041) 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 3 ways as a sum of consecutive naturals, for example, 3919704277 + ... + 3919756684.

It is an arithmetic number, because the mean of its divisors is an integer number (29962419796764).

Almost surely, 2^{205425235022044} is an apocalyptic number.

It is an amenable number.

205425235022044 is a deficient number, since it is larger than the sum of its proper divisors (154123802539124).

205425235022044 is a wasteful number, since it uses less digits than its factorization.

205425235022044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7839467516 (or 7839467514 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 40.

Adding to 205425235022044 its reverse (440220532524502), we get a palindrome (645645767546546).

The spelling of 205425235022044 in words is "two hundred five trillion, four hundred twenty-five billion, two hundred thirty-five million, twenty-two thousand, forty-four".