4493440019406 has 64 divisors (see below), whose sum is σ = 9690964416000. Its totient is φ = 1380771173760.

The previous prime is 4493440019323. The next prime is 4493440019417. The reversal of 4493440019406 is 6049100443944.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 499322095 + ... + 499331093.

It is an arithmetic number, because the mean of its divisors is an integer number (151421319000).

Almost surely, 2^{4493440019406} is an apocalyptic number.

4493440019406 is an abundant number, since it is smaller than the sum of its proper divisors (5197524396594).

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

4493440019406 is a wasteful number, since it uses less digits than its factorization.

4493440019406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16761.

The product of its (nonzero) digits is 1492992, while the sum is 48.

The spelling of 4493440019406 in words is "four trillion, four hundred ninety-three billion, four hundred forty million, nineteen thousand, four hundred six".