10563317285 has 24 divisors (see below), whose sum is σ = 13756885128. Its totient is φ = 7755110400.

The previous prime is 10563317279. The next prime is 10563317333. The reversal of 10563317285 is 58271336501.

It is a Cunningham number, because it is equal to 102778²+1.

It can be written as a sum of positive squares in 12 ways, for example, as 10054273441 + 509043844 = 100271^2 + 22562^2 .

It is not a de Polignac number, because 10563317285 - 2¹⁰ = 10563316261 is a prime.

It is a super-2 number, since 2×10563317285² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6066515 + ... + 6068255.

It is an arithmetic number, because the mean of its divisors is an integer number (573203547).

Almost surely, 2^10563317285 is an apocalyptic number.

It is an amenable number.

10563317285 is a deficient number, since it is larger than the sum of its proper divisors (3193567843).

10563317285 is an frugal number, since it uses more digits than its factorization.

10563317285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3545 (or 1804 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 41.

The spelling of 10563317285 in words is "ten billion, five hundred sixty-three million, three hundred seventeen thousand, two hundred eighty-five".