816227415750 has 256 divisors, whose sum is σ = 2122500796416. Its totient is φ = 208765440000.

The previous prime is 816227415743. The next prime is 816227415769. The reversal of 816227415750 is 57514722618.

It is a self number, because there is not a number n which added to its sum of digits gives 816227415750.

It is a congruent number.

It is an unprimeable number.

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 127 ways as a sum of consecutive naturals, for example, 615091587 + ... + 615092913.

It is an arithmetic number, because the mean of its divisors is an integer number (8291018736).

Almost surely, 2^816227415750 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 816227415750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1061250398208).

816227415750 is an abundant number, since it is smaller than the sum of its proper divisors (1306273380666).

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

816227415750 is a wasteful number, since it uses less digits than its factorization.

816227415750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1712 (or 1702 counting only the distinct ones).

The product of its (nonzero) digits is 940800, while the sum is 48.

The spelling of 816227415750 in words is "eight hundred sixteen billion, two hundred twenty-seven million, four hundred fifteen thousand, seven hundred fifty".