241431561140 has 96 divisors (see below), whose sum is σ = 632499888384. Its totient is φ = 75205186560.

The previous prime is 241431561139. The next prime is 241431561229. The reversal of 241431561140 is 41165134142.

It is a junction number, because it is equal to n+sod(n) for n = 241431561097 and 241431561106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2504474 + ... + 2599086.

It is an arithmetic number, because the mean of its divisors is an integer number (6588540504).

Almost surely, 2^241431561140 is an apocalyptic number.

241431561140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 241431561140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316249944192).

241431561140 is an abundant number, since it is smaller than the sum of its proper divisors (391068327244).

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

241431561140 is a wasteful number, since it uses less digits than its factorization.

241431561140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96297 (or 96295 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

Adding to 241431561140 its reverse (41165134142), we get a palindrome (282596695282).

The spelling of 241431561140 in words is "two hundred forty-one billion, four hundred thirty-one million, five hundred sixty-one thousand, one hundred forty".