823605392132 has 6 divisors (see below), whose sum is σ = 1441309436238. Its totient is φ = 411802696064.

The previous prime is 823605392101. The next prime is 823605392143. The reversal of 823605392132 is 231293506328.

It can be written as a sum of positive squares in only one way, i.e., 656787059776 + 166818332356 = 810424^2 + 408434^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102950674013 + ... + 102950674020.

It is an arithmetic number, because the mean of its divisors is an integer number (240218239373).

Almost surely, 2^823605392132 is an apocalyptic number.

It is an amenable number.

823605392132 is a deficient number, since it is larger than the sum of its proper divisors (617704044106).

823605392132 is a wasteful number, since it uses less digits than its factorization.

823605392132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205901348037 (or 205901348035 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 823605392132 in words is "eight hundred twenty-three billion, six hundred five million, three hundred ninety-two thousand, one hundred thirty-two".