7782775441914 has 128 divisors (see below), whose sum is σ = 17268025409280. Its totient is φ = 2318716108800.

The previous prime is 7782775441907. The next prime is 7782775441981. The reversal of 7782775441914 is 4191445772877.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2337870202 + ... + 2337873530.

It is an arithmetic number, because the mean of its divisors is an integer number (134906448510).

Almost surely, 2^{7782775441914} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7782775441914, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8634012704640).

7782775441914 is an abundant number, since it is smaller than the sum of its proper divisors (9485249967366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7782775441914 is a wasteful number, since it uses less digits than its factorization.

7782775441914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4816.

The product of its digits is 110638080, while the sum is 66.

The spelling of 7782775441914 in words is "seven trillion, seven hundred eighty-two billion, seven hundred seventy-five million, four hundred forty-one thousand, nine hundred fourteen".