41561225602401 has 4 divisors (see below), whose sum is σ = 55414967469872. Its totient is φ = 27707483734932.

The previous prime is 41561225602399. The next prime is 41561225602439. The reversal of 41561225602401 is 10420652216514.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 41561225602401 - 2¹ = 41561225602399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 41561225602401.

It is not an unprimeable number, because it can be changed into a prime (41561225602901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6926870933731 + ... + 6926870933736.

It is an arithmetic number, because the mean of its divisors is an integer number (13853741867468).

Almost surely, 2^{41561225602401} is an apocalyptic number.

It is an amenable number.

41561225602401 is a deficient number, since it is larger than the sum of its proper divisors (13853741867471).

41561225602401 is a wasteful number, since it uses less digits than its factorization.

41561225602401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13853741867470.

The product of its (nonzero) digits is 115200, while the sum is 39.

Adding to 41561225602401 its reverse (10420652216514), we get a palindrome (51981877818915).

The spelling of 41561225602401 in words is "forty-one trillion, five hundred sixty-one billion, two hundred twenty-five million, six hundred two thousand, four hundred one".