42520303424403 has 12 divisors (see below), whose sum is σ = 70192246922928. Its totient is φ = 24297316242480.

The previous prime is 42520303424383. The next prime is 42520303424437. The reversal of 42520303424403 is 30442430302524.

42520303424403 is a `hidden beast` number, since 4 + 2 + 5 + 203 + 0 + 3 + 4 + 2 + 440 + 3 = 666.

It is not a de Polignac number, because 42520303424403 - 2¹⁰ = 42520303423379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42520303424603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 337462725528 + ... + 337462725653.

It is an arithmetic number, because the mean of its divisors is an integer number (5849353910244).

Almost surely, 2^{42520303424403} is an apocalyptic number.

42520303424403 is a deficient number, since it is larger than the sum of its proper divisors (27671943498525).

42520303424403 is a wasteful number, since it uses less digits than its factorization.

42520303424403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674925451194 (or 674925451191 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 36.

Adding to 42520303424403 its reverse (30442430302524), we get a palindrome (72962733726927).

The spelling of 42520303424403 in words is "forty-two trillion, five hundred twenty billion, three hundred three million, four hundred twenty-four thousand, four hundred three".