823609896322 has 8 divisors (see below), whose sum is σ = 1235913606396. Its totient is φ = 411638694192.

The previous prime is 823609896313. The next prime is 823609896323. The reversal of 823609896322 is 223698906328.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 822756029481 + 853866841 = 907059^2 + 29221^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×823609896322² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (823609896323) 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 3 ways as a sum of consecutive naturals, for example, 83120793 + ... + 83130700.

Almost surely, 2^823609896322 is an apocalyptic number.

823609896322 is a deficient number, since it is larger than the sum of its proper divisors (412303710074).

823609896322 is a wasteful number, since it uses less digits than its factorization.

823609896322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166253972.

The product of its (nonzero) digits is 13436928, while the sum is 58.

The spelling of 823609896322 in words is "eight hundred twenty-three billion, six hundred nine million, eight hundred ninety-six thousand, three hundred twenty-two".