42323431333430 has 64 divisors (see below), whose sum is σ = 88561450776960. Its totient is φ = 14432236363776.

The previous prime is 42323431333397. The next prime is 42323431333439. The reversal of 42323431333430 is 3433313432324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42323431333439) 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, 243964907 + ... + 244138326.

It is an arithmetic number, because the mean of its divisors is an integer number (1383772668390).

Almost surely, 2^{42323431333430} is an apocalyptic number.

42323431333430 is an abundant number, since it is smaller than the sum of its proper divisors (46238019443530).

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

42323431333430 is a wasteful number, since it uses less digits than its factorization.

42323431333430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488103305.

The product of its (nonzero) digits is 559872, while the sum is 38.

Adding to 42323431333430 its reverse (3433313432324), we get a palindrome (45756744765754).

The spelling of 42323431333430 in words is "forty-two trillion, three hundred twenty-three billion, four hundred thirty-one million, three hundred thirty-three thousand, four hundred thirty".