424120243313 has 4 divisors (see below), whose sum is σ = 456744877428. Its totient is φ = 391495609200.

The previous prime is 424120243307. The next prime is 424120243321. The reversal of 424120243313 is 313342021424.

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

It can be written as a sum of positive squares in 2 ways, for example, as 210702114529 + 213418128784 = 459023^2 + 461972^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424120243313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (424120243373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16312317038 + ... + 16312317063.

It is an arithmetic number, because the mean of its divisors is an integer number (114186219357).

Almost surely, 2^424120243313 is an apocalyptic number.

It is an amenable number.

424120243313 is a deficient number, since it is larger than the sum of its proper divisors (32624634115).

424120243313 is a wasteful number, since it uses less digits than its factorization.

424120243313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32624634114.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 424120243313 its reverse (313342021424), we get a palindrome (737462264737).

The spelling of 424120243313 in words is "four hundred twenty-four billion, one hundred twenty million, two hundred forty-three thousand, three hundred thirteen".