42224453554205 has 32 divisors (see below), whose sum is σ = 54699802622304. Its totient is φ = 31105330753536.

The previous prime is 42224453554201. The next prime is 42224453554259. The reversal of 42224453554205 is 50245535442224.

It can be written as a sum of positive squares in 16 ways, for example, as 18043099712089 + 24181353842116 = 4247717^2 + 4917454^2 .

It is not a de Polignac number, because 42224453554205 - 2² = 42224453554201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42224453554205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42224453554201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44170457 + ... + 45116273.

It is an arithmetic number, because the mean of its divisors is an integer number (1709368831947).

Almost surely, 2^{42224453554205} is an apocalyptic number.

It is an amenable number.

42224453554205 is a deficient number, since it is larger than the sum of its proper divisors (12475349068099).

42224453554205 is a wasteful number, since it uses less digits than its factorization.

42224453554205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 947505.

The product of its (nonzero) digits is 7680000, while the sum is 47.

Adding to 42224453554205 its reverse (50245535442224), we get a palindrome (92469988996429).

The spelling of 42224453554205 in words is "forty-two trillion, two hundred twenty-four billion, four hundred fifty-three million, five hundred fifty-four thousand, two hundred five".