561777160286 has 32 divisors (see below), whose sum is σ = 878253788160. Its totient is φ = 269287982496.

The previous prime is 561777160283. The next prime is 561777160291. The reversal of 561777160286 is 682061777165.

It is a super-3 number, since 3×561777160286³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561777160283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2992775 + ... + 3174941.

It is an arithmetic number, because the mean of its divisors is an integer number (27445430880).

Almost surely, 2^561777160286 is an apocalyptic number.

561777160286 is a deficient number, since it is larger than the sum of its proper divisors (316476627874).

561777160286 is a wasteful number, since it uses less digits than its factorization.

561777160286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182888.

The product of its (nonzero) digits is 5927040, while the sum is 56.

The spelling of 561777160286 in words is "five hundred sixty-one billion, seven hundred seventy-seven million, one hundred sixty thousand, two hundred eighty-six".