2423432343242 has 4 divisors (see below), whose sum is σ = 3635148514866. Its totient is φ = 1211716171620.

The previous prime is 2423432343217. The next prime is 2423432343247.

2423432343242 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in only one way, i.e., 1614243939841 + 809188403401 = 1270529^2 + 899549^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2423432343196 and 2423432343205.

It is not an unprimeable number, because it can be changed into a prime (2423432343247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605858085809 + ... + 605858085812.

Almost surely, 2^{2423432343242} is an apocalyptic number.

2423432343242 is a deficient number, since it is larger than the sum of its proper divisors (1211716171624).

2423432343242 is a wasteful number, since it uses less digits than its factorization.

2423432343242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211716171623.

The product of its digits is 663552, while the sum is 38.

The spelling of 2423432343242 in words is "two trillion, four hundred twenty-three billion, four hundred thirty-two million, three hundred forty-three thousand, two hundred forty-two".