788222646222887 has 4 divisors (see below), whose sum is σ = 834588684236016. Its totient is φ = 741856608209760.

The previous prime is 788222646222883. The next prime is 788222646222931.

788222646222887 is nontrivially palindromic in base 10.

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 788222646222887 - 2² = 788222646222883 is a prime.

It is a super-2 number, since 2×788222646222887² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (788222646222883) 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, 23183019006539 + ... + 23183019006572.

It is an arithmetic number, because the mean of its divisors is an integer number (208647171059004).

Almost surely, 2^{788222646222887} is an apocalyptic number.

788222646222887 is a deficient number, since it is larger than the sum of its proper divisors (46366038013129).

788222646222887 is a wasteful number, since it uses less digits than its factorization.

788222646222887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46366038013128.

The product of its digits is 1849688064, while the sum is 74.

The spelling of 788222646222887 in words is "seven hundred eighty-eight trillion, two hundred twenty-two billion, six hundred forty-six million, two hundred twenty-two thousand, eight hundred eighty-seven".