4164040520639 has 8 divisors (see below), whose sum is σ = 4254178405248. Its totient is φ = 4074725813400.

The previous prime is 4164040520623. The next prime is 4164040520677. The reversal of 4164040520639 is 9360250404614.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4164040520639 - 2⁴ = 4164040520623 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4164040520639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4164040520609) 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, 205784117 + ... + 205804350.

It is an arithmetic number, because the mean of its divisors is an integer number (531772300656).

Almost surely, 2^{4164040520639} is an apocalyptic number.

4164040520639 is a deficient number, since it is larger than the sum of its proper divisors (90137884609).

4164040520639 is a wasteful number, since it uses less digits than its factorization.

4164040520639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411588685.

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 4164040520639 in words is "four trillion, one hundred sixty-four billion, forty million, five hundred twenty thousand, six hundred thirty-nine".