42254445224 has 8 divisors (see below), whose sum is σ = 79227084810. Its totient is φ = 21127222608.

The previous prime is 42254445197. The next prime is 42254445229.

42254445224 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 34231660324 + 8022784900 = 185018^2 + 89570^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (42254445229) by changing a digit.

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 as a sum of consecutive naturals, namely, 2640902819 + ... + 2640902834.

Almost surely, 2^42254445224 is an apocalyptic number.

It is an amenable number.

42254445224 is a deficient number, since it is larger than the sum of its proper divisors (36972639586).

42254445224 is a wasteful number, since it uses less digits than its factorization.

42254445224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5281805659 (or 5281805655 counting only the distinct ones).

The product of its digits is 409600, while the sum is 38.

The spelling of 42254445224 in words is "forty-two billion, two hundred fifty-four million, four hundred forty-five thousand, two hundred twenty-four".