2916145317887 has 4 divisors (see below), whose sum is σ = 2918194613280. Its totient is φ = 2914096022496.

The previous prime is 2916145317859. The next prime is 2916145317931. The reversal of 2916145317887 is 7887135416192.

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 2916145317887 - 2¹⁰ = 2916145316863 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 (2916145317817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1024645562 + ... + 1024648407.

It is an arithmetic number, because the mean of its divisors is an integer number (729548653320).

Almost surely, 2^{2916145317887} is an apocalyptic number.

2916145317887 is a deficient number, since it is larger than the sum of its proper divisors (2049295393).

2916145317887 is a wasteful number, since it uses less digits than its factorization.

2916145317887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2049295392.

The product of its digits is 20321280, while the sum is 62.

The spelling of 2916145317887 in words is "two trillion, nine hundred sixteen billion, one hundred forty-five million, three hundred seventeen thousand, eight hundred eighty-seven".