10421340163 has 8 divisors (see below), whose sum is σ = 11232220608. Its totient is φ = 9611779584.

The previous prime is 10421340161. The next prime is 10421340173. The reversal of 10421340163 is 36104312401.

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

It is a cyclic number.

It is not a de Polignac number, because 10421340163 - 2¹ = 10421340161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10421340161) 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, 313531 + ... + 345172.

It is an arithmetic number, because the mean of its divisors is an integer number (1404027576).

Almost surely, 2^10421340163 is an apocalyptic number.

10421340163 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10421340163 is a deficient number, since it is larger than the sum of its proper divisors (810880445).

10421340163 is a wasteful number, since it uses less digits than its factorization.

10421340163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659933.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 10421340163 its reverse (36104312401), we get a palindrome (46525652564).

The spelling of 10421340163 in words is "ten billion, four hundred twenty-one million, three hundred forty thousand, one hundred sixty-three".