1916339093771 has 2 divisors, whose sum is σ = 1916339093772. Its totient is φ = 1916339093770.

The previous prime is 1916339093749. The next prime is 1916339093807. The reversal of 1916339093771 is 1773909336191.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1916339093771 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1916339093771.

It is not a weakly prime, because it can be changed into another prime (1916339093741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 958169546885 + 958169546886.

It is an arithmetic number, because the mean of its divisors is an integer number (958169546886).

Almost surely, 2^{1916339093771} is an apocalyptic number.

1916339093771 is a deficient number, since it is larger than the sum of its proper divisors (1).

1916339093771 is an equidigital number, since it uses as much as digits as its factorization.

1916339093771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5786802, while the sum is 59.

The spelling of 1916339093771 in words is "one trillion, nine hundred sixteen billion, three hundred thirty-nine million, ninety-three thousand, seven hundred seventy-one".