816051733 has 12 divisors (see below), whose sum is σ = 949934412. Its totient is φ = 698994240.

The previous prime is 816051727. The next prime is 816051737. The reversal of 816051733 is 337150618.

816051733 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 580183569 + 235868164 = 24087^2 + 15358^2 .

It is a de Polignac number, because none of the positive numbers 2^k-816051733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (816051737) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79491 + ... + 89167.

It is an arithmetic number, because the mean of its divisors is an integer number (79161201).

Almost surely, 2^816051733 is an apocalyptic number.

It is an amenable number.

816051733 is a deficient number, since it is larger than the sum of its proper divisors (133882679).

816051733 is a wasteful number, since it uses less digits than its factorization.

816051733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11412 (or 11405 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 816051733 is about 28566.6192084398. The cubic root of 816051733 is about 934.4854930954.

It can be divided in two parts, 81605 and 1733, that added together give a palindrome (83338).

The spelling of 816051733 in words is "eight hundred sixteen million, fifty-one thousand, seven hundred thirty-three".