561250340443636 has 12 divisors (see below), whose sum is σ = 982188262601728. Its totient is φ = 280625122557432.

The previous prime is 561250340443621. The next prime is 561250340443651. The reversal of 561250340443636 is 636344043052165.

It is an interprime number because it is at equal distance from previous prime (561250340443621) and next prime (561250340443651).

It is a super-3 number, since 3×561250340443636³ (a number of 45 digits) contains 333 as substring.

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, 35872315 + ... + 49084861.

Almost surely, 2^{561250340443636} is an apocalyptic number.

It is an amenable number.

561250340443636 is a deficient number, since it is larger than the sum of its proper divisors (420937922158092).

561250340443636 is a wasteful number, since it uses less digits than its factorization.

561250340443636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23832198 (or 23832196 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 52.

The spelling of 561250340443636 in words is "five hundred sixty-one trillion, two hundred fifty billion, three hundred forty million, four hundred forty-three thousand, six hundred thirty-six".