10321456256 has 32 divisors (see below), whose sum is σ = 20754474480. Its totient is φ = 5112490240.

The previous prime is 10321456247. The next prime is 10321456267. The reversal of 10321456256 is 65265412301.

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

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, 363110 + ... + 390501.

Almost surely, 2^10321456256 is an apocalyptic number.

10321456256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10321456256 is an abundant number, since it is smaller than the sum of its proper divisors (10433018224).

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

10321456256 is an equidigital number, since it uses as much as digits as its factorization.

10321456256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753732 (or 753720 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 10321456256 its reverse (65265412301), we get a palindrome (75586868557).

The spelling of 10321456256 in words is "ten billion, three hundred twenty-one million, four hundred fifty-six thousand, two hundred fifty-six".