4004044305436 has 24 divisors (see below), whose sum is σ = 8018136445536. Its totient is φ = 1713865880640.

The previous prime is 4004044305431. The next prime is 4004044305463. The reversal of 4004044305436 is 6345034404004.

It is a junction number, because it is equal to n+sod(n) for n = 4004044305395 and 4004044305404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4004044305431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89690095 + ... + 89734726.

It is an arithmetic number, because the mean of its divisors is an integer number (334089018564).

Almost surely, 2^{4004044305436} is an apocalyptic number.

It is an amenable number.

4004044305436 is an abundant number, since it is smaller than the sum of its proper divisors (4014092140100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4004044305436 is a wasteful number, since it uses less digits than its factorization.

4004044305436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179425629 (or 179425627 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 37.

The spelling of 4004044305436 in words is "four trillion, four billion, forty-four million, three hundred five thousand, four hundred thirty-six".