10206728743503 has 8 divisors (see below), whose sum is σ = 13614488073088. Its totient is φ = 6801727621464.

The previous prime is 10206728743457. The next prime is 10206728743513. The reversal of 10206728743503 is 30534782760201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10206728743503 - 2⁸ = 10206728743247 is a prime.

It is a super-2 number, since 2×10206728743503² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10206728743513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 689543251 + ... + 689558052.

It is an arithmetic number, because the mean of its divisors is an integer number (1701811009136).

Almost surely, 2^{10206728743503} is an apocalyptic number.

10206728743503 is a deficient number, since it is larger than the sum of its proper divisors (3407759329585).

10206728743503 is a wasteful number, since it uses less digits than its factorization.

10206728743503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379103773.

The product of its (nonzero) digits is 1693440, while the sum is 48.

The spelling of 10206728743503 in words is "ten trillion, two hundred six billion, seven hundred twenty-eight million, seven hundred forty-three thousand, five hundred three".