424120243306 has 4 divisors (see below), whose sum is σ = 636180364962. Its totient is φ = 212060121652.

The previous prime is 424120243289. The next prime is 424120243307. The reversal of 424120243306 is 603342021424.

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., 216192451225 + 207927792081 = 464965^2 + 455991^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (424120243307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106030060825 + ... + 106030060828.

Almost surely, 2^424120243306 is an apocalyptic number.

424120243306 is a deficient number, since it is larger than the sum of its proper divisors (212060121656).

424120243306 is a wasteful number, since it uses less digits than its factorization.

424120243306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212060121655.

The product of its (nonzero) digits is 27648, while the sum is 31.

The spelling of 424120243306 in words is "four hundred twenty-four billion, one hundred twenty million, two hundred forty-three thousand, three hundred six".