2004421454402 has 4 divisors (see below), whose sum is σ = 3006632181606. Its totient is φ = 1002210727200.

The previous prime is 2004421454333. The next prime is 2004421454417. The reversal of 2004421454402 is 2044541244002.

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., 1245346634401 + 759074820001 = 1115951^2 + 871249^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501105363599 + ... + 501105363602.

Almost surely, 2^{2004421454402} is an apocalyptic number.

2004421454402 is a deficient number, since it is larger than the sum of its proper divisors (1002210727204).

2004421454402 is a wasteful number, since it uses less digits than its factorization.

2004421454402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002210727203.

The product of its (nonzero) digits is 40960, while the sum is 32.

Adding to 2004421454402 its reverse (2044541244002), we get a palindrome (4048962698404).

The spelling of 2004421454402 in words is "two trillion, four billion, four hundred twenty-one million, four hundred fifty-four thousand, four hundred two".