42544202225 has 48 divisors (see below), whose sum is σ = 62132035200. Its totient is φ = 28883736000.

The previous prime is 42544202219. The next prime is 42544202237. The reversal of 42544202225 is 52220244524.

It is not a de Polignac number, because 42544202225 - 2⁴ = 42544202209 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 42544202191 and 42544202200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 841514 + ... + 890636.

It is an arithmetic number, because the mean of its divisors is an integer number (1294417400).

Almost surely, 2^42544202225 is an apocalyptic number.

It is an amenable number.

42544202225 is a deficient number, since it is larger than the sum of its proper divisors (19587832975).

42544202225 is a wasteful number, since it uses less digits than its factorization.

42544202225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49255 (or 49236 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 32.

Adding to 42544202225 its reverse (52220244524), we get a palindrome (94764446749).

The spelling of 42544202225 in words is "forty-two billion, five hundred forty-four million, two hundred two thousand, two hundred twenty-five".