561573131427068 has 12 divisors (see below), whose sum is σ = 982753226946960. Its totient is φ = 280786495156512.

The previous prime is 561573131427053. The next prime is 561573131427073. The reversal of 561573131427068 is 860724131375165.

It is a super-4 number, since 4×561573131427068⁴ (a number of 60 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 561573131426998 and 561573131427016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2935280 + ... + 33641672.

It is an arithmetic number, because the mean of its divisors is an integer number (81896102245580).

Almost surely, 2^{561573131427068} is an apocalyptic number.

It is an amenable number.

561573131427068 is a deficient number, since it is larger than the sum of its proper divisors (421180095519892).

561573131427068 is a wasteful number, since it uses less digits than its factorization.

561573131427068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35278516 (or 35278514 counting only the distinct ones).

The product of its (nonzero) digits is 25401600, while the sum is 59.

The spelling of 561573131427068 in words is "five hundred sixty-one trillion, five hundred seventy-three billion, one hundred thirty-one million, four hundred twenty-seven thousand, sixty-eight".