4194006438399 has 16 divisors (see below), whose sum is σ = 5677816755072. Its totient is φ = 2753319666528.

The previous prime is 4194006438371. The next prime is 4194006438409. The reversal of 4194006438399 is 9938346004914.

It is not a de Polignac number, because 4194006438399 - 2²⁰ = 4194005389823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4194006438499) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27355804 + ... + 27508689.

It is an arithmetic number, because the mean of its divisors is an integer number (354863547192).

Almost surely, 2^{4194006438399} is an apocalyptic number.

4194006438399 is a deficient number, since it is larger than the sum of its proper divisors (1483810316673).

4194006438399 is a wasteful number, since it uses less digits than its factorization.

4194006438399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54864886.

The product of its (nonzero) digits is 20155392, while the sum is 60.

The spelling of 4194006438399 in words is "four trillion, one hundred ninety-four billion, six million, four hundred thirty-eight thousand, three hundred ninety-nine".