1606004015839 has 8 divisors (see below), whose sum is σ = 1636525110672. Its totient is φ = 1575491037120.

The previous prime is 1606004015827. The next prime is 1606004015923. The reversal of 1606004015839 is 9385104006061.

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 1606004015839 - 2⁷ = 1606004015711 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1606004015795 and 1606004015804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606004015039) 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, 1628769 + ... + 2421754.

It is an arithmetic number, because the mean of its divisors is an integer number (204565638834).

Almost surely, 2^{1606004015839} is an apocalyptic number.

1606004015839 is a deficient number, since it is larger than the sum of its proper divisors (30521094833).

1606004015839 is an equidigital number, since it uses as much as digits as its factorization.

1606004015839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4058057.

The product of its (nonzero) digits is 155520, while the sum is 43.

The spelling of 1606004015839 in words is "one trillion, six hundred six billion, four million, fifteen thousand, eight hundred thirty-nine".