241221505005276 has 144 divisors (see below), whose sum is σ = 605100763634976. Its totient is φ = 74533765718016.

The previous prime is 241221505005227. The next prime is 241221505005277. The reversal of 241221505005276 is 672500505122142.

It is a super-3 number, since 3×241221505005276³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241221505005277) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5528397156 + ... + 5528440788.

It is an arithmetic number, because the mean of its divisors is an integer number (4202088636354).

Almost surely, 2^{241221505005276} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 241221505005276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302550381817488).

241221505005276 is an abundant number, since it is smaller than the sum of its proper divisors (363879258629700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

241221505005276 is a wasteful number, since it uses less digits than its factorization.

241221505005276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49828 (or 49759 counting only the distinct ones).

The product of its (nonzero) digits is 336000, while the sum is 42.

The spelling of 241221505005276 in words is "two hundred forty-one trillion, two hundred twenty-one billion, five hundred five million, five thousand, two hundred seventy-six".