41215545402545 has 8 divisors (see below), whose sum is σ = 49458693431400. Its totient is φ = 32972410356480.

The previous prime is 41215545402541. The next prime is 41215545402589. The reversal of 41215545402545 is 54520454551214.

It can be written as a sum of positive squares in 4 ways, for example, as 37130206864 + 41178415195681 = 192692^2 + 6417041^2 .

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

It is not a de Polignac number, because 41215545402545 - 2² = 41215545402541 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 41215545402545.

It is not an unprimeable number, because it can be changed into a prime (41215545402541) 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, 6280025 + ... + 11039465.

It is an arithmetic number, because the mean of its divisors is an integer number (6182336678925).

Almost surely, 2^{41215545402545} is an apocalyptic number.

It is an amenable number.

41215545402545 is a deficient number, since it is larger than the sum of its proper divisors (8243148028855).

41215545402545 is a wasteful number, since it uses less digits than its factorization.

41215545402545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6491395.

The product of its (nonzero) digits is 3200000, while the sum is 47.

Adding to 41215545402545 its reverse (54520454551214), we get a palindrome (95735999953759).

The spelling of 41215545402545 in words is "forty-one trillion, two hundred fifteen billion, five hundred forty-five million, four hundred two thousand, five hundred forty-five".