561000655059 has 16 divisors (see below), whose sum is σ = 805596352512. Its totient is φ = 345206765088.

The previous prime is 561000655051. The next prime is 561000655123. The reversal of 561000655059 is 950556000165.

561000655059 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 561000655059 - 2³ = 561000655051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 561000655059.

It is not an unprimeable number, because it can be changed into a prime (561000655051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58222 + ... + 1060844.

It is an arithmetic number, because the mean of its divisors is an integer number (50349772032).

Almost surely, 2^561000655059 is an apocalyptic number.

561000655059 is a deficient number, since it is larger than the sum of its proper divisors (244595697453).

561000655059 is a wasteful number, since it uses less digits than its factorization.

561000655059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016986.

The product of its (nonzero) digits is 202500, while the sum is 42.

The spelling of 561000655059 in words is "five hundred sixty-one billion, six hundred fifty-five thousand, fifty-nine".