10561643733 has 8 divisors (see below), whose sum is σ = 14083919296. Its totient is φ = 7040232000.

The previous prime is 10561643717. The next prime is 10561643759. The reversal of 10561643733 is 33734616501.

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

It is not a de Polignac number, because 10561643733 - 2⁴ = 10561643717 is a prime.

It is a super-2 number, since 2×10561643733² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10561643691 and 10561643700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10561643233) 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, 186868 + ... + 236733.

It is an arithmetic number, because the mean of its divisors is an integer number (1760489912).

Almost surely, 2^10561643733 is an apocalyptic number.

It is an amenable number.

10561643733 is a deficient number, since it is larger than the sum of its proper divisors (3522275563).

10561643733 is an equidigital number, since it uses as much as digits as its factorization.

10561643733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431915.

The product of its (nonzero) digits is 136080, while the sum is 39.

The spelling of 10561643733 in words is "ten billion, five hundred sixty-one million, six hundred forty-three thousand, seven hundred thirty-three".