561404284599 has 8 divisors (see below), whose sum is σ = 792570754800. Its totient is φ = 352253668736.

The previous prime is 561404284583. The next prime is 561404284607. The reversal of 561404284599 is 995482404165.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 561404284599 - 2⁴ = 561404284583 is a prime.

It is a super-2 number, since 2×561404284599² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (561404284559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5503963524 + ... + 5503963625.

It is an arithmetic number, because the mean of its divisors is an integer number (99071344350).

Almost surely, 2^561404284599 is an apocalyptic number.

561404284599 is a deficient number, since it is larger than the sum of its proper divisors (231166470201).

561404284599 is a wasteful number, since it uses less digits than its factorization.

561404284599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11007927169.

The product of its (nonzero) digits is 12441600, while the sum is 57.

The spelling of 561404284599 in words is "five hundred sixty-one billion, four hundred four million, two hundred eighty-four thousand, five hundred ninety-nine".