561342414785835 has 32 divisors (see below), whose sum is σ = 929167531050240. Its totient is φ = 289043822119808.

The previous prime is 561342414785809. The next prime is 561342414785863. The reversal of 561342414785835 is 538587414243165.

It is a cyclic number.

It is not a de Polignac number, because 561342414785835 - 2⁶ = 561342414785771 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25812057 + ... + 42295946.

It is an arithmetic number, because the mean of its divisors is an integer number (29036485345320).

Almost surely, 2^{561342414785835} is an apocalyptic number.

561342414785835 is a deficient number, since it is larger than the sum of its proper divisors (367825116264405).

561342414785835 is a wasteful number, since it uses less digits than its factorization.

561342414785835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68126987.

The product of its digits is 387072000, while the sum is 66.

The spelling of 561342414785835 in words is "five hundred sixty-one trillion, three hundred forty-two billion, four hundred fourteen million, seven hundred eighty-five thousand, eight hundred thirty-five".