241001661216 has 96 divisors (see below), whose sum is σ = 653225803776. Its totient is φ = 77719968000.

The previous prime is 241001661211. The next prime is 241001661217. The reversal of 241001661216 is 612166100142.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (241001661211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12522321 + ... + 12541551.

It is an arithmetic number, because the mean of its divisors is an integer number (6804435456).

Almost surely, 2^241001661216 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 241001661216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326612901888).

241001661216 is an abundant number, since it is smaller than the sum of its proper divisors (412224142560).

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

241001661216 is a wasteful number, since it uses less digits than its factorization.

241001661216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23486 (or 23478 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

Adding to 241001661216 its reverse (612166100142), we get a palindrome (853167761358).

The spelling of 241001661216 in words is "two hundred forty-one billion, one million, six hundred sixty-one thousand, two hundred sixteen".