10535544561 has 8 divisors (see below), whose sum is σ = 14063673600. Its totient is φ = 7015555952.

The previous prime is 10535544557. The next prime is 10535544583. The reversal of 10535544561 is 16544553501.

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 10535544561 - 2² = 10535544557 is a prime.

It is a super-2 number, since 2×10535544561² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10535544961) 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, 2032086 + ... + 2037263.

It is an arithmetic number, because the mean of its divisors is an integer number (1757959200).

Almost surely, 2^10535544561 is an apocalyptic number.

It is an amenable number.

10535544561 is a deficient number, since it is larger than the sum of its proper divisors (3528129039).

10535544561 is an equidigital number, since it uses as much as digits as its factorization.

10535544561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4070215.

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 10535544561 in words is "ten billion, five hundred thirty-five million, five hundred forty-four thousand, five hundred sixty-one".