10561000511 has 8 divisors (see below), whose sum is σ = 10599972864. Its totient is φ = 10522060920.

The previous prime is 10561000507. The next prime is 10561000523. The reversal of 10561000511 is 11500016501.

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 10561000511 - 2² = 10561000507 is a prime.

It is a super-2 number, since 2×10561000511² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10561000501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 771650 + ... + 785216.

It is an arithmetic number, because the mean of its divisors is an integer number (1324996608).

Almost surely, 2^10561000511 is an apocalyptic number.

10561000511 is a deficient number, since it is larger than the sum of its proper divisors (38972353).

10561000511 is a wasteful number, since it uses less digits than its factorization.

10561000511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16381.

The product of its (nonzero) digits is 150, while the sum is 20.

The spelling of 10561000511 in words is "ten billion, five hundred sixty-one million, five hundred eleven", and thus it is an aban number.