5861561355 has 60 divisors (see below), whose sum is σ = 11377959120. Its totient is φ = 2885658048.

The previous prime is 5861561273. The next prime is 5861561357. The reversal of 5861561355 is 5531651685.

5861561355 is a `hidden beast` number, since 5 + 86 + 1 + 561 + 3 + 5 + 5 = 666.

It is not a de Polignac number, because 5861561355 - 2¹³ = 5861553163 is a prime.

It is a super-3 number, since 3×5861561355³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 5861561355.

It is not an unprimeable number, because it can be changed into a prime (5861561357) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 25626 + ... + 111264.

It is an arithmetic number, because the mean of its divisors is an integer number (189632652).

Almost surely, 2^5861561355 is an apocalyptic number.

5861561355 is a deficient number, since it is larger than the sum of its proper divisors (5516397765).

5861561355 is a wasteful number, since it uses less digits than its factorization.

5861561355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85682 (or 85660 counting only the distinct ones).

The product of its digits is 540000, while the sum is 45.

The square root of 5861561355 is about 76560.8343410650. The cubic root of 5861561355 is about 1803.0361675022.

The spelling of 5861561355 in words is "five billion, eight hundred sixty-one million, five hundred sixty-one thousand, three hundred fifty-five".