41440501481 has 2 divisors, whose sum is σ = 41440501482. Its totient is φ = 41440501480.

The previous prime is 41440501471. The next prime is 41440501517. The reversal of 41440501481 is 18410504414.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40447243225 + 993258256 = 201115^2 + 31516^2 .

It is a cyclic number.

It is not a de Polignac number, because 41440501481 - 2¹⁰ = 41440500457 is a prime.

It is a super-3 number, since 3×41440501481³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (41440501441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20720250740 + 20720250741.

It is an arithmetic number, because the mean of its divisors is an integer number (20720250741).

Almost surely, 2^41440501481 is an apocalyptic number.

It is an amenable number.

41440501481 is a deficient number, since it is larger than the sum of its proper divisors (1).

41440501481 is an equidigital number, since it uses as much as digits as its factorization.

41440501481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10240, while the sum is 32.

The spelling of 41440501481 in words is "forty-one billion, four hundred forty million, five hundred one thousand, four hundred eighty-one".