42226130444 has 12 divisors (see below), whose sum is σ = 73900077384. Its totient is φ = 21111822624.

The previous prime is 42226130437. The next prime is 42226130449. The reversal of 42226130444 is 44403162224.

It is a self number, because there is not a number n which added to its sum of digits gives 42226130444.

It is not an unprimeable number, because it can be changed into a prime (42226130449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 231977 + ... + 371840.

It is an arithmetic number, because the mean of its divisors is an integer number (6158339782).

Almost surely, 2^42226130444 is an apocalyptic number.

It is an amenable number.

42226130444 is a deficient number, since it is larger than the sum of its proper divisors (31673946940).

42226130444 is a wasteful number, since it uses less digits than its factorization.

42226130444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621304 (or 621302 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 42226130444 its reverse (44403162224), we get a palindrome (86629292668).

The spelling of 42226130444 in words is "forty-two billion, two hundred twenty-six million, one hundred thirty thousand, four hundred forty-four".