10561059989 has 8 divisors (see below), whose sum is σ = 10923686592. Its totient is φ = 10203435360.

The previous prime is 10561059871. The next prime is 10561060039. The reversal of 10561059989 is 98995016501.

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 10561059989 - 2¹⁶ = 10560994453 is a prime.

It is a super-2 number, since 2×10561059989² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10561059989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10561029989) 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, 1246199 + ... + 1254644.

It is an arithmetic number, because the mean of its divisors is an integer number (1365460824).

Almost surely, 2^10561059989 is an apocalyptic number.

It is an amenable number.

10561059989 is a deficient number, since it is larger than the sum of its proper divisors (362626603).

10561059989 is a wasteful number, since it uses less digits than its factorization.

10561059989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2500987.

The product of its (nonzero) digits is 874800, while the sum is 53.

The spelling of 10561059989 in words is "ten billion, five hundred sixty-one million, fifty-nine thousand, nine hundred eighty-nine".