42234440302420 has 24 divisors (see below), whose sum is σ = 89506015691400. Its totient is φ = 16738787348352.

The previous prime is 42234440302403. The next prime is 42234440302451. The reversal of 42234440302420 is 2420304443224.

It can be written as a sum of positive squares in 4 ways, for example, as 3542631667344 + 38691808635076 = 1882188^2 + 6220274^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9686796055 + ... + 9686800414.

It is an arithmetic number, because the mean of its divisors is an integer number (3729417320475).

Almost surely, 2^{42234440302420} is an apocalyptic number.

It is an amenable number.

42234440302420 is an abundant number, since it is smaller than the sum of its proper divisors (47271575388980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42234440302420 is a wasteful number, since it uses less digits than its factorization.

42234440302420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19373596587 (or 19373596585 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 34.

Adding to 42234440302420 its reverse (2420304443224), we get a palindrome (44654744745644).

The spelling of 42234440302420 in words is "forty-two trillion, two hundred thirty-four billion, four hundred forty million, three hundred two thousand, four hundred twenty".