241555321041553 has 8 divisors (see below), whose sum is σ = 242064613204200. Its totient is φ = 241046537411328.

The previous prime is 241555321041547. The next prime is 241555321041631. The reversal of 241555321041553 is 355140123555142.

It can be written as a sum of positive squares in 4 ways, for example, as 72397516220929 + 169157804820624 = 8508673^2 + 13006068^2 .

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-241555321041553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (241555321041523) 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, 126182088 + ... + 128082121.

It is an arithmetic number, because the mean of its divisors is an integer number (30258076650525).

Almost surely, 2^{241555321041553} is an apocalyptic number.

It is an amenable number.

241555321041553 is a deficient number, since it is larger than the sum of its proper divisors (509292162647).

241555321041553 is a wasteful number, since it uses less digits than its factorization.

241555321041553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254266211.

The product of its (nonzero) digits is 1800000, while the sum is 46.

Adding to 241555321041553 its reverse (355140123555142), we get a palindrome (596695444596695).

The spelling of 241555321041553 in words is "two hundred forty-one trillion, five hundred fifty-five billion, three hundred twenty-one million, forty-one thousand, five hundred fifty-three".