561354242022 has 96 divisors (see below), whose sum is σ = 1480009190400. Its totient is φ = 150108989184.

The previous prime is 561354241997. The next prime is 561354242081. The reversal of 561354242022 is 220242453165.

561354242022 is a `hidden beast` number, since 5 + 61 + 354 + 242 + 0 + 2 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 348622 + ... + 1115457.

It is an arithmetic number, because the mean of its divisors is an integer number (15416762400).

Almost surely, 2^561354242022 is an apocalyptic number.

561354242022 is an abundant number, since it is smaller than the sum of its proper divisors (918654948378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

561354242022 is a wasteful number, since it uses less digits than its factorization.

561354242022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1464290 (or 1464287 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 561354242022 its reverse (220242453165), we get a palindrome (781596695187).

The spelling of 561354242022 in words is "five hundred sixty-one billion, three hundred fifty-four million, two hundred forty-two thousand, twenty-two".