10320054656 has 32 divisors (see below), whose sum is σ = 20651736000. Its totient is φ = 5136873984.

The previous prime is 10320054607. The next prime is 10320054673. The reversal of 10320054656 is 65645002301.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152231 + ... + 209318.

It is an arithmetic number, because the mean of its divisors is an integer number (645366750).

Almost surely, 2^10320054656 is an apocalyptic number.

10320054656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10320054656 is an abundant number, since it is smaller than the sum of its proper divisors (10331681344).

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

10320054656 is an equidigital number, since it uses as much as digits as its factorization.

10320054656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361786 (or 361774 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 10320054656 its reverse (65645002301), we get a palindrome (75965056957).

The spelling of 10320054656 in words is "ten billion, three hundred twenty million, fifty-four thousand, six hundred fifty-six".