42285058225 has 12 divisors (see below), whose sum is σ = 52628400540. Its totient is φ = 33702286400.

The previous prime is 42285058219. The next prime is 42285058237. The reversal of 42285058225 is 52285058224.

It can be written as a sum of positive squares in 6 ways, for example, as 8775192976 + 33509865249 = 93676^2 + 183057^2 .

It is not a de Polignac number, because 42285058225 - 2⁷ = 42285058097 is a prime.

It is a super-2 number, since 2×42285058225² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3137146 + ... + 3150595.

It is an arithmetic number, because the mean of its divisors is an integer number (4385700045).

Almost surely, 2^42285058225 is an apocalyptic number.

It is an amenable number.

42285058225 is a deficient number, since it is larger than the sum of its proper divisors (10343342315).

42285058225 is a wasteful number, since it uses less digits than its factorization.

42285058225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6288020 (or 6288015 counting only the distinct ones).

The product of its (nonzero) digits is 512000, while the sum is 43.

Subtracting 42285058225 from its reverse (52285058224), we obtain a palindrome (9999999999).

The spelling of 42285058225 in words is "forty-two billion, two hundred eighty-five million, fifty-eight thousand, two hundred twenty-five".