2005424063242 has 16 divisors (see below), whose sum is σ = 3012630553800. Its totient is φ = 1001214519040.

The previous prime is 2005424063231. The next prime is 2005424063243. The reversal of 2005424063242 is 2423604245002.

It can be written as a sum of positive squares in 4 ways, for example, as 1499378209081 + 506045854161 = 1224491^2 + 711369^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2005424063198 and 2005424063207.

It is not an unprimeable number, because it can be changed into a prime (2005424063243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6199392 + ... + 6514852.

Almost surely, 2^{2005424063242} is an apocalyptic number.

2005424063242 is a deficient number, since it is larger than the sum of its proper divisors (1007206490558).

2005424063242 is a wasteful number, since it uses less digits than its factorization.

2005424063242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320201.

The product of its (nonzero) digits is 92160, while the sum is 34.

The spelling of 2005424063242 in words is "two trillion, five billion, four hundred twenty-four million, sixty-three thousand, two hundred forty-two".