10406544563 has 8 divisors (see below), whose sum is σ = 10525418640. Its totient is φ = 10287713920.

The previous prime is 10406544559. The next prime is 10406544571. The reversal of 10406544563 is 36544560401.

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 10406544563 - 2² = 10406544559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10406544583) 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, 946031 + ... + 956967.

It is an arithmetic number, because the mean of its divisors is an integer number (1315677330).

Almost surely, 2^10406544563 is an apocalyptic number.

10406544563 is a deficient number, since it is larger than the sum of its proper divisors (118874077).

10406544563 is a wasteful number, since it uses less digits than its factorization.

10406544563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21717.

The product of its (nonzero) digits is 172800, while the sum is 38.

The spelling of 10406544563 in words is "ten billion, four hundred six million, five hundred forty-four thousand, five hundred sixty-three".