788442228216 has 64 divisors (see below), whose sum is σ = 2190295562400. Its totient is φ = 262792684800.

The previous prime is 788442228193. The next prime is 788442228227. The reversal of 788442228216 is 612822244887.

It is a happy number.

It is a super-2 number, since 2×788442228216² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2631526 + ... + 2915786.

Almost surely, 2^788442228216 is an apocalyptic number.

It is an amenable number.

788442228216 is an abundant number, since it is smaller than the sum of its proper divisors (1401853334184).

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

788442228216 is a wasteful number, since it uses less digits than its factorization.

788442228216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297117 (or 297107 counting only the distinct ones).

The product of its digits is 5505024, while the sum is 54.

The spelling of 788442228216 in words is "seven hundred eighty-eight billion, four hundred forty-two million, two hundred twenty-eight thousand, two hundred sixteen".