10205450134503 has 8 divisors (see below), whose sum is σ = 14653979680368. Its totient is φ = 6280277005824.

The previous prime is 10205450134489. The next prime is 10205450134549. The reversal of 10205450134503 is 30543105450201.

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

It is not a de Polignac number, because 10205450134503 - 2²⁵ = 10205416580071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10205450134573) 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, 130839104250 + ... + 130839104327.

It is an arithmetic number, because the mean of its divisors is an integer number (1831747460046).

Almost surely, 2^{10205450134503} is an apocalyptic number.

10205450134503 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10205450134503 is a deficient number, since it is larger than the sum of its proper divisors (4448529545865).

10205450134503 is a wasteful number, since it uses less digits than its factorization.

10205450134503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261678208593.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 10205450134503 its reverse (30543105450201), we get a palindrome (40748555584704).

The spelling of 10205450134503 in words is "ten trillion, two hundred five billion, four hundred fifty million, one hundred thirty-four thousand, five hundred three".