10326454644 has 96 divisors (see below), whose sum is σ = 27145198080. Its totient is φ = 3028233600.

The previous prime is 10326454603. The next prime is 10326454657. The reversal of 10326454644 is 44645462301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 610339 + ... + 627029.

It is an arithmetic number, because the mean of its divisors is an integer number (282762480).

Almost surely, 2^10326454644 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10326454644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13572599040).

10326454644 is an abundant number, since it is smaller than the sum of its proper divisors (16818743436).

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

10326454644 is a wasteful number, since it uses less digits than its factorization.

10326454644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16861 (or 16859 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 39.

The spelling of 10326454644 in words is "ten billion, three hundred twenty-six million, four hundred fifty-four thousand, six hundred forty-four".