561566051043 has 8 divisors (see below), whose sum is σ = 768991349328. Its totient is φ = 364259060064.

The previous prime is 561566051041. The next prime is 561566051051. The reversal of 561566051043 is 340150665165.

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

It is not a de Polignac number, because 561566051043 - 2¹ = 561566051041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 561566050986 and 561566051004.

It is not an unprimeable number, because it can be changed into a prime (561566051041) 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, 2529576696 + ... + 2529576917.

It is an arithmetic number, because the mean of its divisors is an integer number (96123918666).

Almost surely, 2^561566051043 is an apocalyptic number.

561566051043 is a deficient number, since it is larger than the sum of its proper divisors (207425298285).

561566051043 is a wasteful number, since it uses less digits than its factorization.

561566051043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5059153653.

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 561566051043 in words is "five hundred sixty-one billion, five hundred sixty-six million, fifty-one thousand, forty-three".