10724780865803 has 4 divisors (see below), whose sum is σ = 11014639808160. Its totient is φ = 10434921923448.

The previous prime is 10724780865793. The next prime is 10724780865829. The reversal of 10724780865803 is 30856808742701.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10724780865803 - 2⁶ = 10724780865739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10724780865833) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144929471123 + ... + 144929471196.

It is an arithmetic number, because the mean of its divisors is an integer number (2753659952040).

Almost surely, 2^{10724780865803} is an apocalyptic number.

10724780865803 is a deficient number, since it is larger than the sum of its proper divisors (289858942357).

10724780865803 is an equidigital number, since it uses as much as digits as its factorization.

10724780865803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289858942356.

The product of its (nonzero) digits is 18063360, while the sum is 59.

The spelling of 10724780865803 in words is "ten trillion, seven hundred twenty-four billion, seven hundred eighty million, eight hundred sixty-five thousand, eight hundred three".