1916807427359 has 4 divisors (see below), whose sum is σ = 2091062648040. Its totient is φ = 1742552206680.

The previous prime is 1916807427329. The next prime is 1916807427407. The reversal of 1916807427359 is 9537247086191.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1916807427359 - 2¹⁶ = 1916807361823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1916807427329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87127610324 + ... + 87127610345.

It is an arithmetic number, because the mean of its divisors is an integer number (522765662010).

It is a 1-persistent number, because it is pandigital, but 2⋅1916807427359 = 3833614854718 is not.

Almost surely, 2^{1916807427359} is an apocalyptic number.

1916807427359 is a deficient number, since it is larger than the sum of its proper divisors (174255220681).

1916807427359 is a wasteful number, since it uses less digits than its factorization.

1916807427359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174255220680.

The product of its (nonzero) digits is 22861440, while the sum is 62.

The spelling of 1916807427359 in words is "one trillion, nine hundred sixteen billion, eight hundred seven million, four hundred twenty-seven thousand, three hundred fifty-nine".