424342443522 has 16 divisors (see below), whose sum is σ = 849246576192. Its totient is φ = 141353866320.

The previous prime is 424342443509. The next prime is 424342443529. The reversal of 424342443522 is 225344243424.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (424342443529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23393893 + ... + 23412024.

It is an arithmetic number, because the mean of its divisors is an integer number (53077911012).

Almost surely, 2^424342443522 is an apocalyptic number.

424342443522 is an abundant number, since it is smaller than the sum of its proper divisors (424904132670).

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

424342443522 is a wasteful number, since it uses less digits than its factorization.

424342443522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46807433.

The product of its digits is 737280, while the sum is 39.

Adding to 424342443522 its reverse (225344243424), we get a palindrome (649686686946).

The spelling of 424342443522 in words is "four hundred twenty-four billion, three hundred forty-two million, four hundred forty-three thousand, five hundred twenty-two".