823139461010352 has 80 divisors (see below), whose sum is σ = 2127390475820000. Its totient is φ = 274257649999872.

The previous prime is 823139461010341. The next prime is 823139461010357. The reversal of 823139461010352 is 253010164931328.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (823139461010357) 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 15 ways as a sum of consecutive naturals, for example, 5860701024 + ... + 5860841472.

It is an arithmetic number, because the mean of its divisors is an integer number (26592380947750).

Almost surely, 2^{823139461010352} is an apocalyptic number.

It is an amenable number.

823139461010352 is an abundant number, since it is smaller than the sum of its proper divisors (1304251014809648).

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

823139461010352 is a wasteful number, since it uses less digits than its factorization.

823139461010352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193958 (or 193952 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 48.

The spelling of 823139461010352 in words is "eight hundred twenty-three trillion, one hundred thirty-nine billion, four hundred sixty-one million, ten thousand, three hundred fifty-two".