41561525061556 has 6 divisors (see below), whose sum is σ = 72732668857730. Its totient is φ = 20780762530776.

The previous prime is 41561525061547. The next prime is 41561525061571. The reversal of 41561525061556 is 65516052516514.

41561525061556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 31421249077156 + 10140275984400 = 5605466^2 + 3184380^2 .

It is a super-2 number, since 2×41561525061556² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5195190632691 + ... + 5195190632698.

Almost surely, 2^{41561525061556} is an apocalyptic number.

It is an amenable number.

41561525061556 is a deficient number, since it is larger than the sum of its proper divisors (31171143796174).

41561525061556 is a wasteful number, since it uses less digits than its factorization.

41561525061556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10390381265393 (or 10390381265391 counting only the distinct ones).

The product of its (nonzero) digits is 5400000, while the sum is 52.

The spelling of 41561525061556 in words is "forty-one trillion, five hundred sixty-one billion, five hundred twenty-five million, sixty-one thousand, five hundred fifty-six".