424102420043 has 4 divisors (see below), whose sum is σ = 449049621240. Its totient is φ = 399155218848.

The previous prime is 424102420031. The next prime is 424102420061. The reversal of 424102420043 is 340024201424.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424102420043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424102419994 and 424102420021.

It is not an unprimeable number, because it can be changed into a prime (424102420073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12473600573 + ... + 12473600606.

It is an arithmetic number, because the mean of its divisors is an integer number (112262405310).

Almost surely, 2^424102420043 is an apocalyptic number.

424102420043 is a deficient number, since it is larger than the sum of its proper divisors (24947201197).

424102420043 is a wasteful number, since it uses less digits than its factorization.

424102420043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24947201196.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 424102420043 its reverse (340024201424), we get a palindrome (764126621467).

The spelling of 424102420043 in words is "four hundred twenty-four billion, one hundred two million, four hundred twenty thousand, forty-three".