41420505541 has 8 divisors (see below), whose sum is σ = 42109067000. Its totient is φ = 40732251840.

The previous prime is 41420505527. The next prime is 41420505557. The reversal of 41420505541 is 14550502414.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2514521025 + 38905984516 = 50145^2 + 197246^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41420505541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41420505341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202855 + ... + 352123.

It is an arithmetic number, because the mean of its divisors is an integer number (5263633375).

Almost surely, 2^41420505541 is an apocalyptic number.

It is an amenable number.

41420505541 is a deficient number, since it is larger than the sum of its proper divisors (688561459).

41420505541 is a wasteful number, since it uses less digits than its factorization.

41420505541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153879.

The product of its (nonzero) digits is 16000, while the sum is 31.

The spelling of 41420505541 in words is "forty-one billion, four hundred twenty million, five hundred five thousand, five hundred forty-one".