10243544505 has 8 divisors (see below), whose sum is σ = 16389671232. Its totient is φ = 5463223728.

The previous prime is 10243544503. The next prime is 10243544561. The reversal of 10243544505 is 50544534201.

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

It is not a de Polignac number, because 10243544505 - 2¹ = 10243544503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10243544503) 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, 341451469 + ... + 341451498.

It is an arithmetic number, because the mean of its divisors is an integer number (2048708904).

Almost surely, 2^10243544505 is an apocalyptic number.

10243544505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10243544505 is a deficient number, since it is larger than the sum of its proper divisors (6146126727).

10243544505 is an equidigital number, since it uses as much as digits as its factorization.

10243544505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682902975.

The product of its (nonzero) digits is 48000, while the sum is 33.

The spelling of 10243544505 in words is "ten billion, two hundred forty-three million, five hundred forty-four thousand, five hundred five".