424442400242 has 32 divisors (see below), whose sum is σ = 744824099712. Its totient is φ = 177605011584.

The previous prime is 424442400229. The next prime is 424442400271. The reversal of 424442400242 is 242004244424.

It is a super-2 number, since 2×424442400242² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 424442400199 and 424442400208.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1440728 + ... + 1710140.

It is an arithmetic number, because the mean of its divisors is an integer number (23275753116).

Almost surely, 2^424442400242 is an apocalyptic number.

424442400242 is a deficient number, since it is larger than the sum of its proper divisors (320381699470).

424442400242 is a wasteful number, since it uses less digits than its factorization.

424442400242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272082.

The product of its (nonzero) digits is 65536, while the sum is 32.

Adding to 424442400242 its reverse (242004244424), we get a palindrome (666446644666).

The spelling of 424442400242 in words is "four hundred twenty-four billion, four hundred forty-two million, four hundred thousand, two hundred forty-two".