788216122782011 has 64 divisors (see below), whose sum is σ = 997983667814400. Its totient is φ = 604674355824000.

The previous prime is 788216122781993. The next prime is 788216122782043. The reversal of 788216122782011 is 110287221612887.

It is a de Polignac number, because none of the positive numbers 2^k-788216122782011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (788216122788011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13203141440 + ... + 13203201138.

It is an arithmetic number, because the mean of its divisors is an integer number (15593494809600).

Almost surely, 2^{788216122782011} is an apocalyptic number.

788216122782011 is a gapful number since it is divisible by the number (71) formed by its first and last digit.

788216122782011 is a deficient number, since it is larger than the sum of its proper divisors (209767545032389).

788216122782011 is a wasteful number, since it uses less digits than its factorization.

788216122782011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63216.

The product of its (nonzero) digits is 2408448, while the sum is 56.

The spelling of 788216122782011 in words is "seven hundred eighty-eight trillion, two hundred sixteen billion, one hundred twenty-two million, seven hundred eighty-two thousand, eleven".