241661403577441 has 4 divisors (see below), whose sum is σ = 241662387462084. Its totient is φ = 241660419692800.

The previous prime is 241661403577439. The next prime is 241661403577507. The reversal of 241661403577441 is 144775304166142.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 92616275350225 + 149045128227216 = 9623735^2 + 12208404^2 .

It is a cyclic number.

It is not a de Polignac number, because 241661403577441 - 2¹ = 241661403577439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (241661403577411) 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, 491573800 + ... + 492065161.

It is an arithmetic number, because the mean of its divisors is an integer number (60415596865521).

Almost surely, 2^{241661403577441} is an apocalyptic number.

It is an amenable number.

241661403577441 is a deficient number, since it is larger than the sum of its proper divisors (983884643).

241661403577441 is an equidigital number, since it uses as much as digits as its factorization.

241661403577441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 983884642.

The product of its (nonzero) digits is 13547520, while the sum is 55.

The spelling of 241661403577441 in words is "two hundred forty-one trillion, six hundred sixty-one billion, four hundred three million, five hundred seventy-seven thousand, four hundred forty-one".